Home / 25,500,042.37-38,246,326.56-12,542,715.01

Finding the Fourth Proportional to 25,500,042.37, 38,246,326.56 and 12,542,715.01

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Solution

The fourth proportional to 25,500,042.37, 38,246,326.56 and 12,542,715.01 is: 18,812,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,500,042.37 : 38,246,326.56 = 12,542,715.01 : x
  2. Step 2: Convert to fraction form
    25,500,042.37/38,246,326.56 = 12,542,715.01/x
  3. Step 3: Cross multiply
    25,500,042.37x = 38,246,326.56 × 12,542,715.01
  4. Step 4: Simplify right side
    25,500,042.37x = 479,712,774,221,473.69
  5. Step 5: Solve for x
    x = 479,712,774,221,473.69/25,500,042.37
  6. Step 6: Final answer
    x = 18,812,234.40

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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.