Home / 28,190,763.60-42,286,145.40-24,719,557.20

Finding the Fourth Proportional to 28,190,763.60, 42,286,145.40 and 24,719,557.20

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Solution

The fourth proportional to 28,190,763.60, 42,286,145.40 and 24,719,557.20 is: 37,079,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,190,763.60 : 42,286,145.40 = 24,719,557.20 : x
  2. Step 2: Convert to fraction form
    28,190,763.60/42,286,145.40 = 24,719,557.20/x
  3. Step 3: Cross multiply
    28,190,763.60x = 42,286,145.40 × 24,719,557.20
  4. Step 4: Simplify right side
    28,190,763.60x = 1,045,294,789,982,816.75
  5. Step 5: Solve for x
    x = 1,045,294,789,982,816.75/28,190,763.60
  6. Step 6: Final answer
    x = 37,079,335.80

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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.