Home / 9,424,461.20-14,136,691.80-8,731,619.60

Finding the Fourth Proportional to 9,424,461.20, 14,136,691.80 and 8,731,619.60

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Solution

The fourth proportional to 9,424,461.20, 14,136,691.80 and 8,731,619.60 is: 13,097,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424,461.20 : 14,136,691.80 = 8,731,619.60 : x
  2. Step 2: Convert to fraction form
    9,424,461.20/14,136,691.80 = 8,731,619.60/x
  3. Step 3: Cross multiply
    9,424,461.20x = 14,136,691.80 × 8,731,619.60
  4. Step 4: Simplify right side
    9,424,461.20x = 123,436,215,200,039.28
  5. Step 5: Solve for x
    x = 123,436,215,200,039.28/9,424,461.20
  6. Step 6: Final answer
    x = 13,097,429.40

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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.