Home / 8,038,545.79-12,043,778.10-6,699,314.47

Finding the Fourth Proportional to 8,038,545.79, 12,043,778.10 and 6,699,314.47

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Solution

The fourth proportional to 8,038,545.79, 12,043,778.10 and 6,699,314.47 is: 10,037,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038,545.79 : 12,043,778.10 = 6,699,314.47 : x
  2. Step 2: Convert to fraction form
    8,038,545.79/12,043,778.10 = 6,699,314.47/x
  3. Step 3: Cross multiply
    8,038,545.79x = 12,043,778.10 × 6,699,314.47
  4. Step 4: Simplify right side
    8,038,545.79x = 80,685,056,898,799.09
  5. Step 5: Solve for x
    x = 80,685,056,898,799.09/8,038,545.79
  6. Step 6: Final answer
    x = 10,037,270.30

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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.