Home / 15,027,122.77-20,737,436.03-8,500,612.57

Finding the Fourth Proportional to 15,027,122.77, 20,737,436.03 and 8,500,612.57

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Solution

The fourth proportional to 15,027,122.77, 20,737,436.03 and 8,500,612.57 is: 11,730,849.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,027,122.77 : 20,737,436.03 = 8,500,612.57 : x
  2. Step 2: Convert to fraction form
    15,027,122.77/20,737,436.03 = 8,500,612.57/x
  3. Step 3: Cross multiply
    15,027,122.77x = 20,737,436.03 × 8,500,612.57
  4. Step 4: Simplify right side
    15,027,122.77x = 176,280,909,323,719.56
  5. Step 5: Solve for x
    x = 176,280,909,323,719.56/15,027,122.77
  6. Step 6: Final answer
    x = 11,730,849.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.