Home / 48,871,568.16-67,438,830.96-28,246,350.24

Finding the Fourth Proportional to 48,871,568.16, 67,438,830.96 and 28,246,350.24

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Solution

The fourth proportional to 48,871,568.16, 67,438,830.96 and 28,246,350.24 is: 38,977,690.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,871,568.16 : 67,438,830.96 = 28,246,350.24 : x
  2. Step 2: Convert to fraction form
    48,871,568.16/67,438,830.96 = 28,246,350.24/x
  3. Step 3: Cross multiply
    48,871,568.16x = 67,438,830.96 × 28,246,350.24
  4. Step 4: Simplify right side
    48,871,568.16x = 1,904,900,839,072,315.25
  5. Step 5: Solve for x
    x = 1,904,900,839,072,315.25/48,871,568.16
  6. Step 6: Final answer
    x = 38,977,690.11

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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.