Home / 40,386,505.30-60,580,103.55-13,460,161.30

Finding the Fourth Proportional to 40,386,505.30, 60,580,103.55 and 13,460,161.30

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Solution

The fourth proportional to 40,386,505.30, 60,580,103.55 and 13,460,161.30 is: 20,190,357.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,386,505.30 : 60,580,103.55 = 13,460,161.30 : x
  2. Step 2: Convert to fraction form
    40,386,505.30/60,580,103.55 = 13,460,161.30/x
  3. Step 3: Cross multiply
    40,386,505.30x = 60,580,103.55 × 13,460,161.30
  4. Step 4: Simplify right side
    40,386,505.30x = 815,417,965,353,702.62
  5. Step 5: Solve for x
    x = 815,417,965,353,702.62/40,386,505.30
  6. Step 6: Final answer
    x = 20,190,357.13

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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.