Home / 12,943,457.55-17,862,350.42-7,063,470.62

Finding the Fourth Proportional to 12,943,457.55, 17,862,350.42 and 7,063,470.62

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Solution

The fourth proportional to 12,943,457.55, 17,862,350.42 and 7,063,470.62 is: 9,747,796.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,943,457.55 : 17,862,350.42 = 7,063,470.62 : x
  2. Step 2: Convert to fraction form
    12,943,457.55/17,862,350.42 = 7,063,470.62/x
  3. Step 3: Cross multiply
    12,943,457.55x = 17,862,350.42 × 7,063,470.62
  4. Step 4: Simplify right side
    12,943,457.55x = 126,170,187,395,814.67
  5. Step 5: Solve for x
    x = 126,170,187,395,814.67/12,943,457.55
  6. Step 6: Final answer
    x = 9,747,796.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.