Home / 39,361,520.70-59,042,281.05-18,127,856.70

Finding the Fourth Proportional to 39,361,520.70, 59,042,281.05 and 18,127,856.70

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Solution

The fourth proportional to 39,361,520.70, 59,042,281.05 and 18,127,856.70 is: 27,191,785.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,361,520.70 : 59,042,281.05 = 18,127,856.70 : x
  2. Step 2: Convert to fraction form
    39,361,520.70/59,042,281.05 = 18,127,856.70/x
  3. Step 3: Cross multiply
    39,361,520.70x = 59,042,281.05 × 18,127,856.70
  4. Step 4: Simplify right side
    39,361,520.70x = 1,070,310,010,115,525.38
  5. Step 5: Solve for x
    x = 1,070,310,010,115,525.38/39,361,520.70
  6. Step 6: Final answer
    x = 27,191,785.05

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Double scale
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Similar ratio
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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.