Home / 8,931,734.19-13,398,400.53-3,466,700.90

Finding the Fourth Proportional to 8,931,734.19, 13,398,400.53 and 3,466,700.90

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Solution

The fourth proportional to 8,931,734.19, 13,398,400.53 and 3,466,700.90 is: 5,200,361.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931,734.19 : 13,398,400.53 = 3,466,700.90 : x
  2. Step 2: Convert to fraction form
    8,931,734.19/13,398,400.53 = 3,466,700.90/x
  3. Step 3: Cross multiply
    8,931,734.19x = 13,398,400.53 × 3,466,700.90
  4. Step 4: Simplify right side
    8,931,734.19x = 46,448,247,175,911.48
  5. Step 5: Solve for x
    x = 46,448,247,175,911.48/8,931,734.19
  6. Step 6: Final answer
    x = 5,200,361.56

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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.