Home / 9,970,136.44-14,955,209.21-3,147,400.87

Finding the Fourth Proportional to 9,970,136.44, 14,955,209.21 and 3,147,400.87

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Solution

The fourth proportional to 9,970,136.44, 14,955,209.21 and 3,147,400.87 is: 4,721,102.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,970,136.44 : 14,955,209.21 = 3,147,400.87 : x
  2. Step 2: Convert to fraction form
    9,970,136.44/14,955,209.21 = 3,147,400.87/x
  3. Step 3: Cross multiply
    9,970,136.44x = 14,955,209.21 × 3,147,400.87
  4. Step 4: Simplify right side
    9,970,136.44x = 47,070,038,449,066.49
  5. Step 5: Solve for x
    x = 47,070,038,449,066.49/9,970,136.44
  6. Step 6: Final answer
    x = 4,721,102.74

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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.