Home / 29,317,987.40-40,463,679.20-16,269,437.79

Finding the Fourth Proportional to 29,317,987.40, 40,463,679.20 and 16,269,437.79

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Solution

The fourth proportional to 29,317,987.40, 40,463,679.20 and 16,269,437.79 is: 22,454,519.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,317,987.40 : 40,463,679.20 = 16,269,437.79 : x
  2. Step 2: Convert to fraction form
    29,317,987.40/40,463,679.20 = 16,269,437.79/x
  3. Step 3: Cross multiply
    29,317,987.40x = 40,463,679.20 × 16,269,437.79
  4. Step 4: Simplify right side
    29,317,987.40x = 658,321,311,417,569.75
  5. Step 5: Solve for x
    x = 658,321,311,417,569.75/29,317,987.40
  6. Step 6: Final answer
    x = 22,454,519.22

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Why These Related Problems?

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