Home / 18,451,423.56-25,462,812.48-10,078,800.24

Finding the Fourth Proportional to 18,451,423.56, 25,462,812.48 and 10,078,800.24

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Solution

The fourth proportional to 18,451,423.56, 25,462,812.48 and 10,078,800.24 is: 13,908,661.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451,423.56 : 25,462,812.48 = 10,078,800.24 : x
  2. Step 2: Convert to fraction form
    18,451,423.56/25,462,812.48 = 10,078,800.24/x
  3. Step 3: Cross multiply
    18,451,423.56x = 25,462,812.48 × 10,078,800.24
  4. Step 4: Simplify right side
    18,451,423.56x = 256,634,600,534,499
  5. Step 5: Solve for x
    x = 256,634,600,534,499/18,451,423.56
  6. Step 6: Final answer
    x = 13,908,661.29

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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.