Home / 55,762,520.40-83,531,806.20-31,799,998.80

Finding the Fourth Proportional to 55,762,520.40, 83,531,806.20 and 31,799,998.80

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Solution

The fourth proportional to 55,762,520.40, 83,531,806.20 and 31,799,998.80 is: 47,636,141.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,762,520.40 : 83,531,806.20 = 31,799,998.80 : x
  2. Step 2: Convert to fraction form
    55,762,520.40/83,531,806.20 = 31,799,998.80/x
  3. Step 3: Cross multiply
    55,762,520.40x = 83,531,806.20 × 31,799,998.80
  4. Step 4: Simplify right side
    55,762,520.40x = 2,656,311,336,921,832.50
  5. Step 5: Solve for x
    x = 2,656,311,336,921,832.50/55,762,520.40
  6. Step 6: Final answer
    x = 47,636,141.94

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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.