Home / 20,020,443.30-30,030,664.95-15,237,474.30

Finding the Fourth Proportional to 20,020,443.30, 30,030,664.95 and 15,237,474.30

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Solution

The fourth proportional to 20,020,443.30, 30,030,664.95 and 15,237,474.30 is: 22,856,211.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020,443.30 : 30,030,664.95 = 15,237,474.30 : x
  2. Step 2: Convert to fraction form
    20,020,443.30/30,030,664.95 = 15,237,474.30/x
  3. Step 3: Cross multiply
    20,020,443.30x = 30,030,664.95 × 15,237,474.30
  4. Step 4: Simplify right side
    20,020,443.30x = 457,591,485,387,535.81
  5. Step 5: Solve for x
    x = 457,591,485,387,535.81/20,020,443.30
  6. Step 6: Final answer
    x = 22,856,211.45

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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.