Home / 18,304,428.92-25,260,115.02-10,155,647.48

Finding the Fourth Proportional to 18,304,428.92, 25,260,115.02 and 10,155,647.48

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Solution

The fourth proportional to 18,304,428.92, 25,260,115.02 and 10,155,647.48 is: 14,014,795.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304,428.92 : 25,260,115.02 = 10,155,647.48 : x
  2. Step 2: Convert to fraction form
    18,304,428.92/25,260,115.02 = 10,155,647.48/x
  3. Step 3: Cross multiply
    18,304,428.92x = 25,260,115.02 × 10,155,647.48
  4. Step 4: Simplify right side
    18,304,428.92x = 256,532,823,447,373.16
  5. Step 5: Solve for x
    x = 256,532,823,447,373.16/18,304,428.92
  6. Step 6: Final answer
    x = 14,014,795.25

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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.