Home / 10,996,897.20-16,495,345.80-9,579,721.20

Finding the Fourth Proportional to 10,996,897.20, 16,495,345.80 and 9,579,721.20

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Solution

The fourth proportional to 10,996,897.20, 16,495,345.80 and 9,579,721.20 is: 14,369,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996,897.20 : 16,495,345.80 = 9,579,721.20 : x
  2. Step 2: Convert to fraction form
    10,996,897.20/16,495,345.80 = 9,579,721.20/x
  3. Step 3: Cross multiply
    10,996,897.20x = 16,495,345.80 × 9,579,721.20
  4. Step 4: Simplify right side
    10,996,897.20x = 158,020,813,861,590.97
  5. Step 5: Solve for x
    x = 158,020,813,861,590.97/10,996,897.20
  6. Step 6: Final answer
    x = 14,369,581.80

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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.