Home / 48,421,200.60-72,651,265.20-19,669,586.40

Finding the Fourth Proportional to 48,421,200.60, 72,651,265.20 and 19,669,586.40

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Solution

The fourth proportional to 48,421,200.60, 72,651,265.20 and 19,669,586.40 is: 29,512,286.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,421,200.60 : 72,651,265.20 = 19,669,586.40 : x
  2. Step 2: Convert to fraction form
    48,421,200.60/72,651,265.20 = 19,669,586.40/x
  3. Step 3: Cross multiply
    48,421,200.60x = 72,651,265.20 × 19,669,586.40
  4. Step 4: Simplify right side
    48,421,200.60x = 1,429,020,337,920,713.25
  5. Step 5: Solve for x
    x = 1,429,020,337,920,713.25/48,421,200.60
  6. Step 6: Final answer
    x = 29,512,286.36

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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.