Home / 20,049,947.40-30,074,921.10-4,904,027.40

Finding the Fourth Proportional to 20,049,947.40, 30,074,921.10 and 4,904,027.40

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Solution

The fourth proportional to 20,049,947.40, 30,074,921.10 and 4,904,027.40 is: 7,356,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,947.40 : 30,074,921.10 = 4,904,027.40 : x
  2. Step 2: Convert to fraction form
    20,049,947.40/30,074,921.10 = 4,904,027.40/x
  3. Step 3: Cross multiply
    20,049,947.40x = 30,074,921.10 × 4,904,027.40
  4. Step 4: Simplify right side
    20,049,947.40x = 147,488,237,127,238.16
  5. Step 5: Solve for x
    x = 147,488,237,127,238.16/20,049,947.40
  6. Step 6: Final answer
    x = 7,356,041.10

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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.