Home / 63,871,390.62-95,807,085.93-20,156,579.66

Finding the Fourth Proportional to 63,871,390.62, 95,807,085.93 and 20,156,579.66

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Solution

The fourth proportional to 63,871,390.62, 95,807,085.93 and 20,156,579.66 is: 30,234,869.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,871,390.62 : 95,807,085.93 = 20,156,579.66 : x
  2. Step 2: Convert to fraction form
    63,871,390.62/95,807,085.93 = 20,156,579.66/x
  3. Step 3: Cross multiply
    63,871,390.62x = 95,807,085.93 × 20,156,579.66
  4. Step 4: Simplify right side
    63,871,390.62x = 1,931,143,159,780,028.25
  5. Step 5: Solve for x
    x = 1,931,143,159,780,028.25/63,871,390.62
  6. Step 6: Final answer
    x = 30,234,869.49

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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.