Home / 15,580,963.20-23,371,444.80-8,406,509.70

Finding the Fourth Proportional to 15,580,963.20, 23,371,444.80 and 8,406,509.70

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Solution

The fourth proportional to 15,580,963.20, 23,371,444.80 and 8,406,509.70 is: 12,609,764.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,580,963.20 : 23,371,444.80 = 8,406,509.70 : x
  2. Step 2: Convert to fraction form
    15,580,963.20/23,371,444.80 = 8,406,509.70/x
  3. Step 3: Cross multiply
    15,580,963.20x = 23,371,444.80 × 8,406,509.70
  4. Step 4: Simplify right side
    15,580,963.20x = 196,472,277,414,214.56
  5. Step 5: Solve for x
    x = 196,472,277,414,214.56/15,580,963.20
  6. Step 6: Final answer
    x = 12,609,764.55

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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.