Home / 28,045,542.60-42,057,816.30-9,842,704.20

Finding the Fourth Proportional to 28,045,542.60, 42,057,816.30 and 9,842,704.20

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Solution

The fourth proportional to 28,045,542.60, 42,057,816.30 and 9,842,704.20 is: 14,760,372.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,045,542.60 : 42,057,816.30 = 9,842,704.20 : x
  2. Step 2: Convert to fraction form
    28,045,542.60/42,057,816.30 = 9,842,704.20/x
  3. Step 3: Cross multiply
    28,045,542.60x = 42,057,816.30 × 9,842,704.20
  4. Step 4: Simplify right side
    28,045,542.60x = 413,962,645,138,838.38
  5. Step 5: Solve for x
    x = 413,962,645,138,838.38/28,045,542.60
  6. Step 6: Final answer
    x = 14,760,372.12

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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.