Home / 8,501,531.45-12,744,744.98-3,312,939.87

Finding the Fourth Proportional to 8,501,531.45, 12,744,744.98 and 3,312,939.87

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Solution

The fourth proportional to 8,501,531.45, 12,744,744.98 and 3,312,939.87 is: 4,966,466.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501,531.45 : 12,744,744.98 = 3,312,939.87 : x
  2. Step 2: Convert to fraction form
    8,501,531.45/12,744,744.98 = 3,312,939.87/x
  3. Step 3: Cross multiply
    8,501,531.45x = 12,744,744.98 × 3,312,939.87
  4. Step 4: Simplify right side
    8,501,531.45x = 42,222,573,760,659.66
  5. Step 5: Solve for x
    x = 42,222,573,760,659.66/8,501,531.45
  6. Step 6: Final answer
    x = 4,966,466.81

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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.