Home / 18,428,766.02-25,436,755.63-10,696,299.47

Finding the Fourth Proportional to 18,428,766.02, 25,436,755.63 and 10,696,299.47

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Solution

The fourth proportional to 18,428,766.02, 25,436,755.63 and 10,696,299.47 is: 14,763,829.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,428,766.02 : 25,436,755.63 = 10,696,299.47 : x
  2. Step 2: Convert to fraction form
    18,428,766.02/25,436,755.63 = 10,696,299.47/x
  3. Step 3: Cross multiply
    18,428,766.02x = 25,436,755.63 × 10,696,299.47
  4. Step 4: Simplify right side
    18,428,766.02x = 272,079,155,763,688.53
  5. Step 5: Solve for x
    x = 272,079,155,763,688.53/18,428,766.02
  6. Step 6: Final answer
    x = 14,763,829.30

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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.