Home / 20,504,870.48-30,759,142.80-5,931,561.08

Finding the Fourth Proportional to 20,504,870.48, 30,759,142.80 and 5,931,561.08

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Solution

The fourth proportional to 20,504,870.48, 30,759,142.80 and 5,931,561.08 is: 8,897,873.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,504,870.48 : 30,759,142.80 = 5,931,561.08 : x
  2. Step 2: Convert to fraction form
    20,504,870.48/30,759,142.80 = 5,931,561.08/x
  3. Step 3: Cross multiply
    20,504,870.48x = 30,759,142.80 × 5,931,561.08
  4. Step 4: Simplify right side
    20,504,870.48x = 182,449,734,286,642.22
  5. Step 5: Solve for x
    x = 182,449,734,286,642.22/20,504,870.48
  6. Step 6: Final answer
    x = 8,897,873.04

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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.