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Finding the Fourth Proportional to 10,368,065.30, 15,552,097.95 and 9,895,673.30

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Solution

The fourth proportional to 10,368,065.30, 15,552,097.95 and 9,895,673.30 is: 14,843,509.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,065.30 : 15,552,097.95 = 9,895,673.30 : x
  2. Step 2: Convert to fraction form
    10,368,065.30/15,552,097.95 = 9,895,673.30/x
  3. Step 3: Cross multiply
    10,368,065.30x = 15,552,097.95 × 9,895,673.30
  4. Step 4: Simplify right side
    10,368,065.30x = 153,898,480,442,799.75
  5. Step 5: Solve for x
    x = 153,898,480,442,799.75/10,368,065.30
  6. Step 6: Final answer
    x = 14,843,509.95

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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.