Home / 45,781,495.20-68,672,242.80-15,489,358.20

Finding the Fourth Proportional to 45,781,495.20, 68,672,242.80 and 15,489,358.20

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Solution

The fourth proportional to 45,781,495.20, 68,672,242.80 and 15,489,358.20 is: 23,234,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,781,495.20 : 68,672,242.80 = 15,489,358.20 : x
  2. Step 2: Convert to fraction form
    45,781,495.20/68,672,242.80 = 15,489,358.20/x
  3. Step 3: Cross multiply
    45,781,495.20x = 68,672,242.80 × 15,489,358.20
  4. Step 4: Simplify right side
    45,781,495.20x = 1,063,688,967,126,570.88
  5. Step 5: Solve for x
    x = 1,063,688,967,126,570.88/45,781,495.20
  6. Step 6: Final answer
    x = 23,234,037.30

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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.