Home / 65,931,121.20-98,828,447.40-29,556,937.20

Finding the Fourth Proportional to 65,931,121.20, 98,828,447.40 and 29,556,937.20

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Solution

The fourth proportional to 65,931,121.20, 98,828,447.40 and 29,556,937.20 is: 44,304,816.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,931,121.20 : 98,828,447.40 = 29,556,937.20 : x
  2. Step 2: Convert to fraction form
    65,931,121.20/98,828,447.40 = 29,556,937.20/x
  3. Step 3: Cross multiply
    65,931,121.20x = 98,828,447.40 × 29,556,937.20
  4. Step 4: Simplify right side
    65,931,121.20x = 2,921,066,213,375,303.50
  5. Step 5: Solve for x
    x = 2,921,066,213,375,303.50/65,931,121.20
  6. Step 6: Final answer
    x = 44,304,816.30

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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.