Home / 26,755,219.67-36,921,575.16-15,742,682.69

Finding the Fourth Proportional to 26,755,219.67, 36,921,575.16 and 15,742,682.69

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Solution

The fourth proportional to 26,755,219.67, 36,921,575.16 and 15,742,682.69 is: 21,724,532.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,755,219.67 : 36,921,575.16 = 15,742,682.69 : x
  2. Step 2: Convert to fraction form
    26,755,219.67/36,921,575.16 = 15,742,682.69/x
  3. Step 3: Cross multiply
    26,755,219.67x = 36,921,575.16 × 15,742,682.69
  4. Step 4: Simplify right side
    26,755,219.67x = 581,244,641,974,258.12
  5. Step 5: Solve for x
    x = 581,244,641,974,258.12/26,755,219.67
  6. Step 6: Final answer
    x = 21,724,532.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.