Home / 38,146,891.52-52,643,707.98-20,744,254.54

Finding the Fourth Proportional to 38,146,891.52, 52,643,707.98 and 20,744,254.54

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Solution

The fourth proportional to 38,146,891.52, 52,643,707.98 and 20,744,254.54 is: 28,627,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,146,891.52 : 52,643,707.98 = 20,744,254.54 : x
  2. Step 2: Convert to fraction form
    38,146,891.52/52,643,707.98 = 20,744,254.54/x
  3. Step 3: Cross multiply
    38,146,891.52x = 52,643,707.98 × 20,744,254.54
  4. Step 4: Simplify right side
    38,146,891.52x = 1,092,054,478,266,549.12
  5. Step 5: Solve for x
    x = 1,092,054,478,266,549.12/38,146,891.52
  6. Step 6: Final answer
    x = 28,627,613.80

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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.