Home / 53,687,711.70-80,531,567.55-48,019,007.70

Finding the Fourth Proportional to 53,687,711.70, 80,531,567.55 and 48,019,007.70

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Solution

The fourth proportional to 53,687,711.70, 80,531,567.55 and 48,019,007.70 is: 72,028,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,687,711.70 : 80,531,567.55 = 48,019,007.70 : x
  2. Step 2: Convert to fraction form
    53,687,711.70/80,531,567.55 = 48,019,007.70/x
  3. Step 3: Cross multiply
    53,687,711.70x = 80,531,567.55 × 48,019,007.70
  4. Step 4: Simplify right side
    53,687,711.70x = 3,867,045,962,276,520
  5. Step 5: Solve for x
    x = 3,867,045,962,276,520/53,687,711.70
  6. Step 6: Final answer
    x = 72,028,511.55

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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.