Home / 8,952,123.20-13,432,153.44-4,691,278.40

Finding the Fourth Proportional to 8,952,123.20, 13,432,153.44 and 4,691,278.40

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Solution

The fourth proportional to 8,952,123.20, 13,432,153.44 and 4,691,278.40 is: 7,038,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952,123.20 : 13,432,153.44 = 4,691,278.40 : x
  2. Step 2: Convert to fraction form
    8,952,123.20/13,432,153.44 = 4,691,278.40/x
  3. Step 3: Cross multiply
    8,952,123.20x = 13,432,153.44 × 4,691,278.40
  4. Step 4: Simplify right side
    8,952,123.20x = 63,013,971,298,557.70
  5. Step 5: Solve for x
    x = 63,013,971,298,557.70/8,952,123.20
  6. Step 6: Final answer
    x = 7,038,997.33

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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.