Home / 30,574,892.76-42,194,516.13-17,524,670.10

Finding the Fourth Proportional to 30,574,892.76, 42,194,516.13 and 17,524,670.10

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Solution

The fourth proportional to 30,574,892.76, 42,194,516.13 and 17,524,670.10 is: 24,184,711.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,574,892.76 : 42,194,516.13 = 17,524,670.10 : x
  2. Step 2: Convert to fraction form
    30,574,892.76/42,194,516.13 = 17,524,670.10/x
  3. Step 3: Cross multiply
    30,574,892.76x = 42,194,516.13 × 17,524,670.10
  4. Step 4: Simplify right side
    30,574,892.76x = 739,444,975,207,378.88
  5. Step 5: Solve for x
    x = 739,444,975,207,378.88/30,574,892.76
  6. Step 6: Final answer
    x = 24,184,711.98

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.