Home / 40,511,925.24-55,906,452.72-21,927,062.40

Finding the Fourth Proportional to 40,511,925.24, 55,906,452.72 and 21,927,062.40

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Solution

The fourth proportional to 40,511,925.24, 55,906,452.72 and 21,927,062.40 is: 30,259,343.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,511,925.24 : 55,906,452.72 = 21,927,062.40 : x
  2. Step 2: Convert to fraction form
    40,511,925.24/55,906,452.72 = 21,927,062.40/x
  3. Step 3: Cross multiply
    40,511,925.24x = 55,906,452.72 × 21,927,062.40
  4. Step 4: Simplify right side
    40,511,925.24x = 1,225,864,277,354,089.50
  5. Step 5: Solve for x
    x = 1,225,864,277,354,089.50/40,511,925.24
  6. Step 6: Final answer
    x = 30,259,343.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.