Home / 57,114,884.34-85,706,365.95-20,726,113.86

Finding the Fourth Proportional to 57,114,884.34, 85,706,365.95 and 20,726,113.86

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Solution

The fourth proportional to 57,114,884.34, 85,706,365.95 and 20,726,113.86 is: 31,101,523.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,114,884.34 : 85,706,365.95 = 20,726,113.86 : x
  2. Step 2: Convert to fraction form
    57,114,884.34/85,706,365.95 = 20,726,113.86/x
  3. Step 3: Cross multiply
    57,114,884.34x = 85,706,365.95 × 20,726,113.86
  4. Step 4: Simplify right side
    57,114,884.34x = 1,776,359,899,206,527
  5. Step 5: Solve for x
    x = 1,776,359,899,206,527/57,114,884.34
  6. Step 6: Final answer
    x = 31,101,523.18

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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.