Home / 31,553,458.28-43,543,814.40-17,803,701.80

Finding the Fourth Proportional to 31,553,458.28, 43,543,814.40 and 17,803,701.80

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Solution

The fourth proportional to 31,553,458.28, 43,543,814.40 and 17,803,701.80 is: 24,569,132.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,553,458.28 : 43,543,814.40 = 17,803,701.80 : x
  2. Step 2: Convert to fraction form
    31,553,458.28/43,543,814.40 = 17,803,701.80/x
  3. Step 3: Cross multiply
    31,553,458.28x = 43,543,814.40 × 17,803,701.80
  4. Step 4: Simplify right side
    31,553,458.28x = 775,241,086,812,145.88
  5. Step 5: Solve for x
    x = 775,241,086,812,145.88/31,553,458.28
  6. Step 6: Final answer
    x = 24,569,132.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.