Home / 25,426,933.20-38,142,732.60-8,387,643.60

Finding the Fourth Proportional to 25,426,933.20, 38,142,732.60 and 8,387,643.60

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Solution

The fourth proportional to 25,426,933.20, 38,142,732.60 and 8,387,643.60 is: 12,582,234.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,426,933.20 : 38,142,732.60 = 8,387,643.60 : x
  2. Step 2: Convert to fraction form
    25,426,933.20/38,142,732.60 = 8,387,643.60/x
  3. Step 3: Cross multiply
    25,426,933.20x = 38,142,732.60 × 8,387,643.60
  4. Step 4: Simplify right side
    25,426,933.20x = 319,927,646,978,901.38
  5. Step 5: Solve for x
    x = 319,927,646,978,901.38/25,426,933.20
  6. Step 6: Final answer
    x = 12,582,234.93

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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.