Home / 52,176,301.20-78,240,832.20-19,817,449.20

Finding the Fourth Proportional to 52,176,301.20, 78,240,832.20 and 19,817,449.20

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Solution

The fourth proportional to 52,176,301.20, 78,240,832.20 and 19,817,449.20 is: 29,717,202.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,176,301.20 : 78,240,832.20 = 19,817,449.20 : x
  2. Step 2: Convert to fraction form
    52,176,301.20/78,240,832.20 = 19,817,449.20/x
  3. Step 3: Cross multiply
    52,176,301.20x = 78,240,832.20 × 19,817,449.20
  4. Step 4: Simplify right side
    52,176,301.20x = 1,550,533,717,489,224.25
  5. Step 5: Solve for x
    x = 1,550,533,717,489,224.25/52,176,301.20
  6. Step 6: Final answer
    x = 29,717,202.67

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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.