Home / 14,188,723.18-19,580,437.79-7,662,352.45

Finding the Fourth Proportional to 14,188,723.18, 19,580,437.79 and 7,662,352.45

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Solution

The fourth proportional to 14,188,723.18, 19,580,437.79 and 7,662,352.45 is: 10,574,046.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188,723.18 : 19,580,437.79 = 7,662,352.45 : x
  2. Step 2: Convert to fraction form
    14,188,723.18/19,580,437.79 = 7,662,352.45/x
  3. Step 3: Cross multiply
    14,188,723.18x = 19,580,437.79 × 7,662,352.45
  4. Step 4: Simplify right side
    14,188,723.18x = 150,032,215,472,279.09
  5. Step 5: Solve for x
    x = 150,032,215,472,279.09/14,188,723.18
  6. Step 6: Final answer
    x = 10,574,046.27

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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.