Home / 10,356,587.20-14,298,213.42-9,207,486.64

Finding the Fourth Proportional to 10,356,587.20, 14,298,213.42 and 9,207,486.64

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Solution

The fourth proportional to 10,356,587.20, 14,298,213.42 and 9,207,486.64 is: 12,711,775.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356,587.20 : 14,298,213.42 = 9,207,486.64 : x
  2. Step 2: Convert to fraction form
    10,356,587.20/14,298,213.42 = 9,207,486.64/x
  3. Step 3: Cross multiply
    10,356,587.20x = 14,298,213.42 × 9,207,486.64
  4. Step 4: Simplify right side
    10,356,587.20x = 131,650,609,040,518.72
  5. Step 5: Solve for x
    x = 131,650,609,040,518.72/10,356,587.20
  6. Step 6: Final answer
    x = 12,711,775.27

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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.