Home / 10,992,000.30-16,488,000.45-9,875,974.20

Finding the Fourth Proportional to 10,992,000.30, 16,488,000.45 and 9,875,974.20

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Solution

The fourth proportional to 10,992,000.30, 16,488,000.45 and 9,875,974.20 is: 14,813,961.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,000.30 : 16,488,000.45 = 9,875,974.20 : x
  2. Step 2: Convert to fraction form
    10,992,000.30/16,488,000.45 = 9,875,974.20/x
  3. Step 3: Cross multiply
    10,992,000.30x = 16,488,000.45 × 9,875,974.20
  4. Step 4: Simplify right side
    10,992,000.30x = 162,835,067,053,788.38
  5. Step 5: Solve for x
    x = 162,835,067,053,788.38/10,992,000.30
  6. Step 6: Final answer
    x = 14,813,961.30

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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.