Home / 12,518,923.91-17,267,486.96-8,805,630.24

Finding the Fourth Proportional to 12,518,923.91, 17,267,486.96 and 8,805,630.24

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Solution

The fourth proportional to 12,518,923.91, 17,267,486.96 and 8,805,630.24 is: 12,145,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,518,923.91 : 17,267,486.96 = 8,805,630.24 : x
  2. Step 2: Convert to fraction form
    12,518,923.91/17,267,486.96 = 8,805,630.24/x
  3. Step 3: Cross multiply
    12,518,923.91x = 17,267,486.96 × 8,805,630.24
  4. Step 4: Simplify right side
    12,518,923.91x = 152,051,105,365,795.75
  5. Step 5: Solve for x
    x = 152,051,105,365,795.75/12,518,923.91
  6. Step 6: Final answer
    x = 12,145,700.90

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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.