Home / 7,776,046.65-11,664,069.98-4,785,915.45

Finding the Fourth Proportional to 7,776,046.65, 11,664,069.98 and 4,785,915.45

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Solution

The fourth proportional to 7,776,046.65, 11,664,069.98 and 4,785,915.45 is: 7,178,873.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,046.65 : 11,664,069.98 = 4,785,915.45 : x
  2. Step 2: Convert to fraction form
    7,776,046.65/11,664,069.98 = 4,785,915.45/x
  3. Step 3: Cross multiply
    7,776,046.65x = 11,664,069.98 × 4,785,915.45
  4. Step 4: Simplify right side
    7,776,046.65x = 55,823,252,703,233.62
  5. Step 5: Solve for x
    x = 55,823,252,703,233.62/7,776,046.65
  6. Step 6: Final answer
    x = 7,178,873.18

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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.