Home / 8,429,531.90-12,644,297.85-6,303,767.90

Finding the Fourth Proportional to 8,429,531.90, 12,644,297.85 and 6,303,767.90

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Solution

The fourth proportional to 8,429,531.90, 12,644,297.85 and 6,303,767.90 is: 9,455,651.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429,531.90 : 12,644,297.85 = 6,303,767.90 : x
  2. Step 2: Convert to fraction form
    8,429,531.90/12,644,297.85 = 6,303,767.90/x
  3. Step 3: Cross multiply
    8,429,531.90x = 12,644,297.85 × 6,303,767.90
  4. Step 4: Simplify right side
    8,429,531.90x = 79,706,718,904,869.02
  5. Step 5: Solve for x
    x = 79,706,718,904,869.02/8,429,531.90
  6. Step 6: Final answer
    x = 9,455,651.85

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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.