Home / 9,159,470.75-12,639,494.74-5,029,472.98

Finding the Fourth Proportional to 9,159,470.75, 12,639,494.74 and 5,029,472.98

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Solution

The fourth proportional to 9,159,470.75, 12,639,494.74 and 5,029,472.98 is: 6,940,357.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159,470.75 : 12,639,494.74 = 5,029,472.98 : x
  2. Step 2: Convert to fraction form
    9,159,470.75/12,639,494.74 = 5,029,472.98/x
  3. Step 3: Cross multiply
    9,159,470.75x = 12,639,494.74 × 5,029,472.98
  4. Step 4: Simplify right side
    9,159,470.75x = 63,569,997,253,678.19
  5. Step 5: Solve for x
    x = 63,569,997,253,678.19/9,159,470.75
  6. Step 6: Final answer
    x = 6,940,357.03

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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.