Home / 38,125,299.24-52,613,445.78-20,721,639.24

Finding the Fourth Proportional to 38,125,299.24, 52,613,445.78 and 20,721,639.24

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Solution

The fourth proportional to 38,125,299.24, 52,613,445.78 and 20,721,639.24 is: 28,596,151.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,125,299.24 : 52,613,445.78 = 20,721,639.24 : x
  2. Step 2: Convert to fraction form
    38,125,299.24/52,613,445.78 = 20,721,639.24/x
  3. Step 3: Cross multiply
    38,125,299.24x = 52,613,445.78 × 20,721,639.24
  4. Step 4: Simplify right side
    38,125,299.24x = 1,090,236,842,626,460.38
  5. Step 5: Solve for x
    x = 1,090,236,842,626,460.38/38,125,299.24
  6. Step 6: Final answer
    x = 28,596,151.75

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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.