Home / 17,881,819.40-26,807,565.90-6,515,640.20

Finding the Fourth Proportional to 17,881,819.40, 26,807,565.90 and 6,515,640.20

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Solution

The fourth proportional to 17,881,819.40, 26,807,565.90 and 6,515,640.20 is: 9,767,935.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,881,819.40 : 26,807,565.90 = 6,515,640.20 : x
  2. Step 2: Convert to fraction form
    17,881,819.40/26,807,565.90 = 6,515,640.20/x
  3. Step 3: Cross multiply
    17,881,819.40x = 26,807,565.90 × 6,515,640.20
  4. Step 4: Simplify right side
    17,881,819.40x = 174,668,454,042,189.19
  5. Step 5: Solve for x
    x = 174,668,454,042,189.19/17,881,819.40
  6. Step 6: Final answer
    x = 9,767,935.25

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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.