Home / 46,359,489.80-69,536,124.30-12,280,104.20

Finding the Fourth Proportional to 46,359,489.80, 69,536,124.30 and 12,280,104.20

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Solution

The fourth proportional to 46,359,489.80, 69,536,124.30 and 12,280,104.20 is: 18,419,332.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,359,489.80 : 69,536,124.30 = 12,280,104.20 : x
  2. Step 2: Convert to fraction form
    46,359,489.80/69,536,124.30 = 12,280,104.20/x
  3. Step 3: Cross multiply
    46,359,489.80x = 69,536,124.30 × 12,280,104.20
  4. Step 4: Simplify right side
    46,359,489.80x = 853,910,852,068,152
  5. Step 5: Solve for x
    x = 853,910,852,068,152/46,359,489.80
  6. Step 6: Final answer
    x = 18,419,332.39

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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.