Home / 10,656,743.60-15,985,115.40-3,924,282.80

Finding the Fourth Proportional to 10,656,743.60, 15,985,115.40 and 3,924,282.80

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Solution

The fourth proportional to 10,656,743.60, 15,985,115.40 and 3,924,282.80 is: 5,886,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656,743.60 : 15,985,115.40 = 3,924,282.80 : x
  2. Step 2: Convert to fraction form
    10,656,743.60/15,985,115.40 = 3,924,282.80/x
  3. Step 3: Cross multiply
    10,656,743.60x = 15,985,115.40 × 3,924,282.80
  4. Step 4: Simplify right side
    10,656,743.60x = 62,730,113,420,235.12
  5. Step 5: Solve for x
    x = 62,730,113,420,235.12/10,656,743.60
  6. Step 6: Final answer
    x = 5,886,424.20

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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.