Home / 28,364,897.36-42,541,125.24-8,165,752.40

Finding the Fourth Proportional to 28,364,897.36, 42,541,125.24 and 8,165,752.40

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Solution

The fourth proportional to 28,364,897.36, 42,541,125.24 and 8,165,752.40 is: 12,246,837.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,364,897.36 : 42,541,125.24 = 8,165,752.40 : x
  2. Step 2: Convert to fraction form
    28,364,897.36/42,541,125.24 = 8,165,752.40/x
  3. Step 3: Cross multiply
    28,364,897.36x = 42,541,125.24 × 8,165,752.40
  4. Step 4: Simplify right side
    28,364,897.36x = 347,380,295,527,230.62
  5. Step 5: Solve for x
    x = 347,380,295,527,230.62/28,364,897.36
  6. Step 6: Final answer
    x = 12,246,837.74

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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.