Home / 8,228,575.80-12,342,863.70-7,010,854.20

Finding the Fourth Proportional to 8,228,575.80, 12,342,863.70 and 7,010,854.20

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Solution

The fourth proportional to 8,228,575.80, 12,342,863.70 and 7,010,854.20 is: 10,516,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228,575.80 : 12,342,863.70 = 7,010,854.20 : x
  2. Step 2: Convert to fraction form
    8,228,575.80/12,342,863.70 = 7,010,854.20/x
  3. Step 3: Cross multiply
    8,228,575.80x = 12,342,863.70 × 7,010,854.20
  4. Step 4: Simplify right side
    8,228,575.80x = 86,534,017,811,172.53
  5. Step 5: Solve for x
    x = 86,534,017,811,172.53/8,228,575.80
  6. Step 6: Final answer
    x = 10,516,281.30

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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.