Home / 47,905,423.38-66,109,542.66-25,878,921.66

Finding the Fourth Proportional to 47,905,423.38, 66,109,542.66 and 25,878,921.66

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Solution

The fourth proportional to 47,905,423.38, 66,109,542.66 and 25,878,921.66 is: 35,712,943.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,905,423.38 : 66,109,542.66 = 25,878,921.66 : x
  2. Step 2: Convert to fraction form
    47,905,423.38/66,109,542.66 = 25,878,921.66/x
  3. Step 3: Cross multiply
    47,905,423.38x = 66,109,542.66 × 25,878,921.66
  4. Step 4: Simplify right side
    47,905,423.38x = 1,710,843,675,476,568
  5. Step 5: Solve for x
    x = 1,710,843,675,476,568/47,905,423.38
  6. Step 6: Final answer
    x = 35,712,943.44

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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.