Home / 10,314,419.80-15,440,136.90-8,046,938.20

Finding the Fourth Proportional to 10,314,419.80, 15,440,136.90 and 8,046,938.20

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Solution

The fourth proportional to 10,314,419.80, 15,440,136.90 and 8,046,938.20 is: 12,045,837.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314,419.80 : 15,440,136.90 = 8,046,938.20 : x
  2. Step 2: Convert to fraction form
    10,314,419.80/15,440,136.90 = 8,046,938.20/x
  3. Step 3: Cross multiply
    10,314,419.80x = 15,440,136.90 × 8,046,938.20
  4. Step 4: Simplify right side
    10,314,419.80x = 124,245,827,433,839.58
  5. Step 5: Solve for x
    x = 124,245,827,433,839.58/10,314,419.80
  6. Step 6: Final answer
    x = 12,045,837.75

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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.