Home / 60,556,369.80-90,835,841.37-21,697,352.88

Finding the Fourth Proportional to 60,556,369.80, 90,835,841.37 and 21,697,352.88

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Solution

The fourth proportional to 60,556,369.80, 90,835,841.37 and 21,697,352.88 is: 32,546,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,556,369.80 : 90,835,841.37 = 21,697,352.88 : x
  2. Step 2: Convert to fraction form
    60,556,369.80/90,835,841.37 = 21,697,352.88/x
  3. Step 3: Cross multiply
    60,556,369.80x = 90,835,841.37 × 21,697,352.88
  4. Step 4: Simplify right side
    60,556,369.80x = 1,970,897,304,356,592.75
  5. Step 5: Solve for x
    x = 1,970,897,304,356,592.75/60,556,369.80
  6. Step 6: Final answer
    x = 32,546,490.33

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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.