Home / 10,365,742.40-15,548,613.60-10,206,310.10

Finding the Fourth Proportional to 10,365,742.40, 15,548,613.60 and 10,206,310.10

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Solution

The fourth proportional to 10,365,742.40, 15,548,613.60 and 10,206,310.10 is: 15,309,465.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,742.40 : 15,548,613.60 = 10,206,310.10 : x
  2. Step 2: Convert to fraction form
    10,365,742.40/15,548,613.60 = 10,206,310.10/x
  3. Step 3: Cross multiply
    10,365,742.40x = 15,548,613.60 × 10,206,310.10
  4. Step 4: Simplify right side
    10,365,742.40x = 158,693,972,026,677.34
  5. Step 5: Solve for x
    x = 158,693,972,026,677.34/10,365,742.40
  6. Step 6: Final answer
    x = 15,309,465.15

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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.