Home / 60,429,524.40-90,634,663.80-20,040,008.40

Finding the Fourth Proportional to 60,429,524.40, 90,634,663.80 and 20,040,008.40

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Solution

The fourth proportional to 60,429,524.40, 90,634,663.80 and 20,040,008.40 is: 30,056,821.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,429,524.40 : 90,634,663.80 = 20,040,008.40 : x
  2. Step 2: Convert to fraction form
    60,429,524.40/90,634,663.80 = 20,040,008.40/x
  3. Step 3: Cross multiply
    60,429,524.40x = 90,634,663.80 × 20,040,008.40
  4. Step 4: Simplify right side
    60,429,524.40x = 1,816,319,423,883,175.75
  5. Step 5: Solve for x
    x = 1,816,319,423,883,175.75/60,429,524.40
  6. Step 6: Final answer
    x = 30,056,821.43

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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.