Home / 11,403,432.60-15,730,770.78-7,051,127.64

Finding the Fourth Proportional to 11,403,432.60, 15,730,770.78 and 7,051,127.64

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Solution

The fourth proportional to 11,403,432.60, 15,730,770.78 and 7,051,127.64 is: 9,726,867.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,403,432.60 : 15,730,770.78 = 7,051,127.64 : x
  2. Step 2: Convert to fraction form
    11,403,432.60/15,730,770.78 = 7,051,127.64/x
  3. Step 3: Cross multiply
    11,403,432.60x = 15,730,770.78 × 7,051,127.64
  4. Step 4: Simplify right side
    11,403,432.60x = 110,919,672,645,362.34
  5. Step 5: Solve for x
    x = 110,919,672,645,362.34/11,403,432.60
  6. Step 6: Final answer
    x = 9,726,867.04

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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.