Home / 16,857,972.64-25,287,024.56-4,078,456.84

Finding the Fourth Proportional to 16,857,972.64, 25,287,024.56 and 4,078,456.84

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Solution

The fourth proportional to 16,857,972.64, 25,287,024.56 and 4,078,456.84 is: 6,117,701.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857,972.64 : 25,287,024.56 = 4,078,456.84 : x
  2. Step 2: Convert to fraction form
    16,857,972.64/25,287,024.56 = 4,078,456.84/x
  3. Step 3: Cross multiply
    16,857,972.64x = 25,287,024.56 × 4,078,456.84
  4. Step 4: Simplify right side
    16,857,972.64x = 103,132,038,279,979.98
  5. Step 5: Solve for x
    x = 103,132,038,279,979.98/16,857,972.64
  6. Step 6: Final answer
    x = 6,117,701.13

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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.