Home / 10,644,829.60-15,967,244.40-3,912,368.80

Finding the Fourth Proportional to 10,644,829.60, 15,967,244.40 and 3,912,368.80

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Solution

The fourth proportional to 10,644,829.60, 15,967,244.40 and 3,912,368.80 is: 5,868,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644,829.60 : 15,967,244.40 = 3,912,368.80 : x
  2. Step 2: Convert to fraction form
    10,644,829.60/15,967,244.40 = 3,912,368.80/x
  3. Step 3: Cross multiply
    10,644,829.60x = 15,967,244.40 × 3,912,368.80
  4. Step 4: Simplify right side
    10,644,829.60x = 62,469,748,812,534.72
  5. Step 5: Solve for x
    x = 62,469,748,812,534.72/10,644,829.60
  6. Step 6: Final answer
    x = 5,868,553.20

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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.