Home / 14,386,958.16-19,853,770.56-7,860,447.60

Finding the Fourth Proportional to 14,386,958.16, 19,853,770.56 and 7,860,447.60

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Solution

The fourth proportional to 14,386,958.16, 19,853,770.56 and 7,860,447.60 is: 10,847,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,386,958.16 : 19,853,770.56 = 7,860,447.60 : x
  2. Step 2: Convert to fraction form
    14,386,958.16/19,853,770.56 = 7,860,447.60/x
  3. Step 3: Cross multiply
    14,386,958.16x = 19,853,770.56 × 7,860,447.60
  4. Step 4: Simplify right side
    14,386,958.16x = 156,059,523,149,302.62
  5. Step 5: Solve for x
    x = 156,059,523,149,302.62/14,386,958.16
  6. Step 6: Final answer
    x = 10,847,291.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.