Home / 13,474,647.40-20,211,971.10-4,953,876.70

Finding the Fourth Proportional to 13,474,647.40, 20,211,971.10 and 4,953,876.70

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Solution

The fourth proportional to 13,474,647.40, 20,211,971.10 and 4,953,876.70 is: 7,430,815.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474,647.40 : 20,211,971.10 = 4,953,876.70 : x
  2. Step 2: Convert to fraction form
    13,474,647.40/20,211,971.10 = 4,953,876.70/x
  3. Step 3: Cross multiply
    13,474,647.40x = 20,211,971.10 × 4,953,876.70
  4. Step 4: Simplify right side
    13,474,647.40x = 100,127,612,693,363.38
  5. Step 5: Solve for x
    x = 100,127,612,693,363.38/13,474,647.40
  6. Step 6: Final answer
    x = 7,430,815.05

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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.