Home / 63,995,965.17-88,281,896.30-38,871,388.64

Finding the Fourth Proportional to 63,995,965.17, 88,281,896.30 and 38,871,388.64

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Solution

The fourth proportional to 63,995,965.17, 88,281,896.30 and 38,871,388.64 is: 53,622,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,995,965.17 : 88,281,896.30 = 38,871,388.64 : x
  2. Step 2: Convert to fraction form
    63,995,965.17/88,281,896.30 = 38,871,388.64/x
  3. Step 3: Cross multiply
    63,995,965.17x = 88,281,896.30 × 38,871,388.64
  4. Step 4: Simplify right side
    63,995,965.17x = 3,431,639,900,829,952
  5. Step 5: Solve for x
    x = 3,431,639,900,829,952/63,995,965.17
  6. Step 6: Final answer
    x = 53,622,754.05

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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.