Home / 42,257,867.80-63,434,040.90-32,715,549.40

Finding the Fourth Proportional to 42,257,867.80, 63,434,040.90 and 32,715,549.40

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Solution

The fourth proportional to 42,257,867.80, 63,434,040.90 and 32,715,549.40 is: 49,109,896.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,257,867.80 : 63,434,040.90 = 32,715,549.40 : x
  2. Step 2: Convert to fraction form
    42,257,867.80/63,434,040.90 = 32,715,549.40/x
  3. Step 3: Cross multiply
    42,257,867.80x = 63,434,040.90 × 32,715,549.40
  4. Step 4: Simplify right side
    42,257,867.80x = 2,075,279,498,705,570.25
  5. Step 5: Solve for x
    x = 2,075,279,498,705,570.25/42,257,867.80
  6. Step 6: Final answer
    x = 49,109,896.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.