Home / 26,947,538.70-40,421,308.05-12,598,631.70

Finding the Fourth Proportional to 26,947,538.70, 40,421,308.05 and 12,598,631.70

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Solution

The fourth proportional to 26,947,538.70, 40,421,308.05 and 12,598,631.70 is: 18,897,947.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,947,538.70 : 40,421,308.05 = 12,598,631.70 : x
  2. Step 2: Convert to fraction form
    26,947,538.70/40,421,308.05 = 12,598,631.70/x
  3. Step 3: Cross multiply
    26,947,538.70x = 40,421,308.05 × 12,598,631.70
  4. Step 4: Simplify right side
    26,947,538.70x = 509,253,172,954,195.12
  5. Step 5: Solve for x
    x = 509,253,172,954,195.12/26,947,538.70
  6. Step 6: Final answer
    x = 18,897,947.55

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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.