Home / 8,869,665.70-13,304,498.55-4,086,696.70

Finding the Fourth Proportional to 8,869,665.70, 13,304,498.55 and 4,086,696.70

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Solution

The fourth proportional to 8,869,665.70, 13,304,498.55 and 4,086,696.70 is: 6,130,045.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,665.70 : 13,304,498.55 = 4,086,696.70 : x
  2. Step 2: Convert to fraction form
    8,869,665.70/13,304,498.55 = 4,086,696.70/x
  3. Step 3: Cross multiply
    8,869,665.70x = 13,304,498.55 × 4,086,696.70
  4. Step 4: Simplify right side
    8,869,665.70x = 54,371,450,319,439.79
  5. Step 5: Solve for x
    x = 54,371,450,319,439.79/8,869,665.70
  6. Step 6: Final answer
    x = 6,130,045.05

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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.