Home / 55,331,257.80-82,996,886.70-26,570,458.20

Finding the Fourth Proportional to 55,331,257.80, 82,996,886.70 and 26,570,458.20

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Solution

The fourth proportional to 55,331,257.80, 82,996,886.70 and 26,570,458.20 is: 39,855,687.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,331,257.80 : 82,996,886.70 = 26,570,458.20 : x
  2. Step 2: Convert to fraction form
    55,331,257.80/82,996,886.70 = 26,570,458.20/x
  3. Step 3: Cross multiply
    55,331,257.80x = 82,996,886.70 × 26,570,458.20
  4. Step 4: Simplify right side
    55,331,257.80x = 2,205,265,308,792,486
  5. Step 5: Solve for x
    x = 2,205,265,308,792,486/55,331,257.80
  6. Step 6: Final answer
    x = 39,855,687.30

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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.