Home / 40,144,994.40-60,217,491.60-13,215,151.20

Finding the Fourth Proportional to 40,144,994.40, 60,217,491.60 and 13,215,151.20

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Solution

The fourth proportional to 40,144,994.40, 60,217,491.60 and 13,215,151.20 is: 19,822,726.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,144,994.40 : 60,217,491.60 = 13,215,151.20 : x
  2. Step 2: Convert to fraction form
    40,144,994.40/60,217,491.60 = 13,215,151.20/x
  3. Step 3: Cross multiply
    40,144,994.40x = 60,217,491.60 × 13,215,151.20
  4. Step 4: Simplify right side
    40,144,994.40x = 795,783,256,378,729.88
  5. Step 5: Solve for x
    x = 795,783,256,378,729.88/40,144,994.40
  6. Step 6: Final answer
    x = 19,822,726.80

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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.