Home / 8,738,361.15-12,064,104.77-7,768,807.55

Finding the Fourth Proportional to 8,738,361.15, 12,064,104.77 and 7,768,807.55

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Solution

The fourth proportional to 8,738,361.15, 12,064,104.77 and 7,768,807.55 is: 10,725,547.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738,361.15 : 12,064,104.77 = 7,768,807.55 : x
  2. Step 2: Convert to fraction form
    8,738,361.15/12,064,104.77 = 7,768,807.55/x
  3. Step 3: Cross multiply
    8,738,361.15x = 12,064,104.77 × 7,768,807.55
  4. Step 4: Simplify right side
    8,738,361.15x = 93,723,708,235,103.44
  5. Step 5: Solve for x
    x = 93,723,708,235,103.44/8,738,361.15
  6. Step 6: Final answer
    x = 10,725,547.57

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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.