Home / 47,968,288.20-71,931,437.10-19,204,864.20

Finding the Fourth Proportional to 47,968,288.20, 71,931,437.10 and 19,204,864.20

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Solution

The fourth proportional to 47,968,288.20, 71,931,437.10 and 19,204,864.20 is: 28,798,890.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,968,288.20 : 71,931,437.10 = 19,204,864.20 : x
  2. Step 2: Convert to fraction form
    47,968,288.20/71,931,437.10 = 19,204,864.20/x
  3. Step 3: Cross multiply
    47,968,288.20x = 71,931,437.10 × 19,204,864.20
  4. Step 4: Simplify right side
    47,968,288.20x = 1,381,433,481,216,341.75
  5. Step 5: Solve for x
    x = 1,381,433,481,216,341.75/47,968,288.20
  6. Step 6: Final answer
    x = 28,798,890.54

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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.