Home / 5,777,520.69-7,972,881.13-3,199,146.10

Finding the Fourth Proportional to 5,777,520.69, 7,972,881.13 and 3,199,146.10

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Solution

The fourth proportional to 5,777,520.69, 7,972,881.13 and 3,199,146.10 is: 4,414,767.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777,520.69 : 7,972,881.13 = 3,199,146.10 : x
  2. Step 2: Convert to fraction form
    5,777,520.69/7,972,881.13 = 3,199,146.10/x
  3. Step 3: Cross multiply
    5,777,520.69x = 7,972,881.13 × 3,199,146.10
  4. Step 4: Simplify right side
    5,777,520.69x = 25,506,411,572,803.09
  5. Step 5: Solve for x
    x = 25,506,411,572,803.09/5,777,520.69
  6. Step 6: Final answer
    x = 4,414,767.67

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Double scale
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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.