Home / 38,842,095.78-53,598,275.97-21,437,320.01

Finding the Fourth Proportional to 38,842,095.78, 53,598,275.97 and 21,437,320.01

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Solution

The fourth proportional to 38,842,095.78, 53,598,275.97 and 21,437,320.01 is: 29,581,395.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,842,095.78 : 53,598,275.97 = 21,437,320.01 : x
  2. Step 2: Convert to fraction form
    38,842,095.78/53,598,275.97 = 21,437,320.01/x
  3. Step 3: Cross multiply
    38,842,095.78x = 53,598,275.97 × 21,437,320.01
  4. Step 4: Simplify right side
    38,842,095.78x = 1,149,003,393,819,187.50
  5. Step 5: Solve for x
    x = 1,149,003,393,819,187.50/38,842,095.78
  6. Step 6: Final answer
    x = 29,581,395.41

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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.