Home / 13,027,508.40-19,541,262.60-8,492,545.20

Finding the Fourth Proportional to 13,027,508.40, 19,541,262.60 and 8,492,545.20

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Solution

The fourth proportional to 13,027,508.40, 19,541,262.60 and 8,492,545.20 is: 12,738,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027,508.40 : 19,541,262.60 = 8,492,545.20 : x
  2. Step 2: Convert to fraction form
    13,027,508.40/19,541,262.60 = 8,492,545.20/x
  3. Step 3: Cross multiply
    13,027,508.40x = 19,541,262.60 × 8,492,545.20
  4. Step 4: Simplify right side
    13,027,508.40x = 165,955,055,895,569.53
  5. Step 5: Solve for x
    x = 165,955,055,895,569.53/13,027,508.40
  6. Step 6: Final answer
    x = 12,738,817.80

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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.