Home / 10,992,023.30-16,488,034.95-9,875,997.20

Finding the Fourth Proportional to 10,992,023.30, 16,488,034.95 and 9,875,997.20

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Solution

The fourth proportional to 10,992,023.30, 16,488,034.95 and 9,875,997.20 is: 14,813,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,023.30 : 16,488,034.95 = 9,875,997.20 : x
  2. Step 2: Convert to fraction form
    10,992,023.30/16,488,034.95 = 9,875,997.20/x
  3. Step 3: Cross multiply
    10,992,023.30x = 16,488,034.95 × 9,875,997.20
  4. Step 4: Simplify right side
    10,992,023.30x = 162,835,786,999,702.12
  5. Step 5: Solve for x
    x = 162,835,786,999,702.12/10,992,023.30
  6. Step 6: Final answer
    x = 14,813,995.80

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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.