Home / 8,565,797.38-12,831,565.16-5,152,198.98

Finding the Fourth Proportional to 8,565,797.38, 12,831,565.16 and 5,152,198.98

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Solution

The fourth proportional to 8,565,797.38, 12,831,565.16 and 5,152,198.98 is: 7,717,994.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565,797.38 : 12,831,565.16 = 5,152,198.98 : x
  2. Step 2: Convert to fraction form
    8,565,797.38/12,831,565.16 = 5,152,198.98/x
  3. Step 3: Cross multiply
    8,565,797.38x = 12,831,565.16 × 5,152,198.98
  4. Step 4: Simplify right side
    8,565,797.38x = 66,110,776,929,155.55
  5. Step 5: Solve for x
    x = 66,110,776,929,155.55/8,565,797.38
  6. Step 6: Final answer
    x = 7,717,994.48

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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.