Home / 8,671,607.30-12,993,414.15-7,243,933.70

Finding the Fourth Proportional to 8,671,607.30, 12,993,414.15 and 7,243,933.70

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Solution

The fourth proportional to 8,671,607.30, 12,993,414.15 and 7,243,933.70 is: 10,854,208.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671,607.30 : 12,993,414.15 = 7,243,933.70 : x
  2. Step 2: Convert to fraction form
    8,671,607.30/12,993,414.15 = 7,243,933.70/x
  3. Step 3: Cross multiply
    8,671,607.30x = 12,993,414.15 × 7,243,933.70
  4. Step 4: Simplify right side
    8,671,607.30x = 94,123,430,639,241.86
  5. Step 5: Solve for x
    x = 94,123,430,639,241.86/8,671,607.30
  6. Step 6: Final answer
    x = 10,854,208.15

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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.