Home / 38,291,552.56-52,842,278.44-20,887,897.80

Finding the Fourth Proportional to 38,291,552.56, 52,842,278.44 and 20,887,897.80

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Solution

The fourth proportional to 38,291,552.56, 52,842,278.44 and 20,887,897.80 is: 28,825,264.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,291,552.56 : 52,842,278.44 = 20,887,897.80 : x
  2. Step 2: Convert to fraction form
    38,291,552.56/52,842,278.44 = 20,887,897.80/x
  3. Step 3: Cross multiply
    38,291,552.56x = 52,842,278.44 × 20,887,897.80
  4. Step 4: Simplify right side
    38,291,552.56x = 1,103,764,111,573,863.38
  5. Step 5: Solve for x
    x = 1,103,764,111,573,863.38/38,291,552.56
  6. Step 6: Final answer
    x = 28,825,264.00

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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.