Home / 10,930,985.70-16,403,476.95-6,382,025.70

Finding the Fourth Proportional to 10,930,985.70, 16,403,476.95 and 6,382,025.70

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Solution

The fourth proportional to 10,930,985.70, 16,403,476.95 and 6,382,025.70 is: 9,577,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930,985.70 : 16,403,476.95 = 6,382,025.70 : x
  2. Step 2: Convert to fraction form
    10,930,985.70/16,403,476.95 = 6,382,025.70/x
  3. Step 3: Cross multiply
    10,930,985.70x = 16,403,476.95 × 6,382,025.70
  4. Step 4: Simplify right side
    10,930,985.70x = 104,687,411,464,257.61
  5. Step 5: Solve for x
    x = 104,687,411,464,257.61/10,930,985.70
  6. Step 6: Final answer
    x = 9,577,124.55

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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.