Home / 65,254,765.68-90,053,947.38-37,382,863.11

Finding the Fourth Proportional to 65,254,765.68, 90,053,947.38 and 37,382,863.11

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Solution

The fourth proportional to 65,254,765.68, 90,053,947.38 and 37,382,863.11 is: 51,589,709.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,254,765.68 : 90,053,947.38 = 37,382,863.11 : x
  2. Step 2: Convert to fraction form
    65,254,765.68/90,053,947.38 = 37,382,863.11/x
  3. Step 3: Cross multiply
    65,254,765.68x = 90,053,947.38 × 37,382,863.11
  4. Step 4: Simplify right side
    65,254,765.68x = 3,366,474,387,421,683
  5. Step 5: Solve for x
    x = 3,366,474,387,421,683/65,254,765.68
  6. Step 6: Final answer
    x = 51,589,709.23

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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.