Home / 55,103,729.80-82,655,594.70-48,385,265.80

Finding the Fourth Proportional to 55,103,729.80, 82,655,594.70 and 48,385,265.80

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Solution

The fourth proportional to 55,103,729.80, 82,655,594.70 and 48,385,265.80 is: 72,577,898.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,103,729.80 : 82,655,594.70 = 48,385,265.80 : x
  2. Step 2: Convert to fraction form
    55,103,729.80/82,655,594.70 = 48,385,265.80/x
  3. Step 3: Cross multiply
    55,103,729.80x = 82,655,594.70 × 48,385,265.80
  4. Step 4: Simplify right side
    55,103,729.80x = 3,999,312,919,416,571
  5. Step 5: Solve for x
    x = 3,999,312,919,416,571/55,103,729.80
  6. Step 6: Final answer
    x = 72,577,898.70

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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.