Home / 8,931,731.86-13,398,396.98-3,466,698.55

Finding the Fourth Proportional to 8,931,731.86, 13,398,396.98 and 3,466,698.55

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Solution

The fourth proportional to 8,931,731.86, 13,398,396.98 and 3,466,698.55 is: 5,200,358.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931,731.86 : 13,398,396.98 = 3,466,698.55 : x
  2. Step 2: Convert to fraction form
    8,931,731.86/13,398,396.98 = 3,466,698.55/x
  3. Step 3: Cross multiply
    8,931,731.86x = 13,398,396.98 × 3,466,698.55
  4. Step 4: Simplify right side
    8,931,731.86x = 46,448,203,358,061.13
  5. Step 5: Solve for x
    x = 46,448,203,358,061.13/8,931,731.86
  6. Step 6: Final answer
    x = 5,200,358.02

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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.