Home / 55,919,063.80-83,782,805.10-44,439,938.20

Finding the Fourth Proportional to 55,919,063.80, 83,782,805.10 and 44,439,938.20

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Solution

The fourth proportional to 55,919,063.80, 83,782,805.10 and 44,439,938.20 is: 66,583,780.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,919,063.80 : 83,782,805.10 = 44,439,938.20 : x
  2. Step 2: Convert to fraction form
    55,919,063.80/83,782,805.10 = 44,439,938.20/x
  3. Step 3: Cross multiply
    55,919,063.80x = 83,782,805.10 × 44,439,938.20
  4. Step 4: Simplify right side
    55,919,063.80x = 3,723,302,680,866,645
  5. Step 5: Solve for x
    x = 3,723,302,680,866,645/55,919,063.80
  6. Step 6: Final answer
    x = 66,583,780.70

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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.