Home / 19,345,442.41-28,974,047.77-9,255,201.13

Finding the Fourth Proportional to 19,345,442.41, 28,974,047.77 and 9,255,201.13

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Solution

The fourth proportional to 19,345,442.41, 28,974,047.77 and 9,255,201.13 is: 13,861,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345,442.41 : 28,974,047.77 = 9,255,201.13 : x
  2. Step 2: Convert to fraction form
    19,345,442.41/28,974,047.77 = 9,255,201.13/x
  3. Step 3: Cross multiply
    19,345,442.41x = 28,974,047.77 × 9,255,201.13
  4. Step 4: Simplify right side
    19,345,442.41x = 268,160,639,661,578
  5. Step 5: Solve for x
    x = 268,160,639,661,578/19,345,442.41
  6. Step 6: Final answer
    x = 13,861,695.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.