Home / 10,879,836.70-16,323,772.65-4,490,643.10

Finding the Fourth Proportional to 10,879,836.70, 16,323,772.65 and 4,490,643.10

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Solution

The fourth proportional to 10,879,836.70, 16,323,772.65 and 4,490,643.10 is: 6,737,622.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,879,836.70 : 16,323,772.65 = 4,490,643.10 : x
  2. Step 2: Convert to fraction form
    10,879,836.70/16,323,772.65 = 4,490,643.10/x
  3. Step 3: Cross multiply
    10,879,836.70x = 16,323,772.65 × 4,490,643.10
  4. Step 4: Simplify right side
    10,879,836.70x = 73,304,237,016,691.20
  5. Step 5: Solve for x
    x = 73,304,237,016,691.20/10,879,836.70
  6. Step 6: Final answer
    x = 6,737,622.91

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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.