Home / 11,596,891.40-17,395,337.10-9,721,320.20

Finding the Fourth Proportional to 11,596,891.40, 17,395,337.10 and 9,721,320.20

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Solution

The fourth proportional to 11,596,891.40, 17,395,337.10 and 9,721,320.20 is: 14,581,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,596,891.40 : 17,395,337.10 = 9,721,320.20 : x
  2. Step 2: Convert to fraction form
    11,596,891.40/17,395,337.10 = 9,721,320.20/x
  3. Step 3: Cross multiply
    11,596,891.40x = 17,395,337.10 × 9,721,320.20
  4. Step 4: Simplify right side
    11,596,891.40x = 169,105,641,936,039.41
  5. Step 5: Solve for x
    x = 169,105,641,936,039.41/11,596,891.40
  6. Step 6: Final answer
    x = 14,581,980.30

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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.