Home / 75,189,729.25-103,761,826.37-42,594,681.25

Finding the Fourth Proportional to 75,189,729.25, 103,761,826.37 and 42,594,681.25

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Solution

The fourth proportional to 75,189,729.25, 103,761,826.37 and 42,594,681.25 is: 58,780,660.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,189,729.25 : 103,761,826.37 = 42,594,681.25 : x
  2. Step 2: Convert to fraction form
    75,189,729.25/103,761,826.37 = 42,594,681.25/x
  3. Step 3: Cross multiply
    75,189,729.25x = 103,761,826.37 × 42,594,681.25
  4. Step 4: Simplify right side
    75,189,729.25x = 4,419,701,920,147,995
  5. Step 5: Solve for x
    x = 4,419,701,920,147,995/75,189,729.25
  6. Step 6: Final answer
    x = 58,780,660.13

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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.