Home / 25,284,189.78-34,892,343-14,828,074.20

Finding the Fourth Proportional to 25,284,189.78, 34,892,343 and 14,828,074.20

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Solution

The fourth proportional to 25,284,189.78, 34,892,343 and 14,828,074.20 is: 20,462,836.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284,189.78 : 34,892,343 = 14,828,074.20 : x
  2. Step 2: Convert to fraction form
    25,284,189.78/34,892,343 = 14,828,074.20/x
  3. Step 3: Cross multiply
    25,284,189.78x = 34,892,343 × 14,828,074.20
  4. Step 4: Simplify right side
    25,284,189.78x = 517,386,251,015,850.56
  5. Step 5: Solve for x
    x = 517,386,251,015,850.56/25,284,189.78
  6. Step 6: Final answer
    x = 20,462,836.88

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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.