Home / 10,215,462.40-15,318,582.20-2,927,255.06

Finding the Fourth Proportional to 10,215,462.40, 15,318,582.20 and 2,927,255.06

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Solution

The fourth proportional to 10,215,462.40, 15,318,582.20 and 2,927,255.06 is: 4,389,561.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,215,462.40 : 15,318,582.20 = 2,927,255.06 : x
  2. Step 2: Convert to fraction form
    10,215,462.40/15,318,582.20 = 2,927,255.06/x
  3. Step 3: Cross multiply
    10,215,462.40x = 15,318,582.20 × 2,927,255.06
  4. Step 4: Simplify right side
    10,215,462.40x = 44,841,397,256,975.93
  5. Step 5: Solve for x
    x = 44,841,397,256,975.93/10,215,462.40
  6. Step 6: Final answer
    x = 4,389,561.19

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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.