Home / 18,326,908.73-25,291,193.15-10,178,146.73

Finding the Fourth Proportional to 18,326,908.73, 25,291,193.15 and 10,178,146.73

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Solution

The fourth proportional to 18,326,908.73, 25,291,193.15 and 10,178,146.73 is: 14,045,875.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326,908.73 : 25,291,193.15 = 10,178,146.73 : x
  2. Step 2: Convert to fraction form
    18,326,908.73/25,291,193.15 = 10,178,146.73/x
  3. Step 3: Cross multiply
    18,326,908.73x = 25,291,193.15 × 10,178,146.73
  4. Step 4: Simplify right side
    18,326,908.73x = 257,417,474,857,470.91
  5. Step 5: Solve for x
    x = 257,417,474,857,470.91/18,326,908.73
  6. Step 6: Final answer
    x = 14,045,875.31

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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.