Home / 19,868,949.47-29,778,492.41-8,496,024.59

Finding the Fourth Proportional to 19,868,949.47, 29,778,492.41 and 8,496,024.59

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Solution

The fourth proportional to 19,868,949.47, 29,778,492.41 and 8,496,024.59 is: 12,733,375.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,868,949.47 : 29,778,492.41 = 8,496,024.59 : x
  2. Step 2: Convert to fraction form
    19,868,949.47/29,778,492.41 = 8,496,024.59/x
  3. Step 3: Cross multiply
    19,868,949.47x = 29,778,492.41 × 8,496,024.59
  4. Step 4: Simplify right side
    19,868,949.47x = 252,998,803,832,314.56
  5. Step 5: Solve for x
    x = 252,998,803,832,314.56/19,868,949.47
  6. Step 6: Final answer
    x = 12,733,375.97

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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.