Home / 8,661,353.82-12,986,125.80-4,393,292.10

Finding the Fourth Proportional to 8,661,353.82, 12,986,125.80 and 4,393,292.10

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Solution

The fourth proportional to 8,661,353.82, 12,986,125.80 and 4,393,292.10 is: 6,586,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,661,353.82 : 12,986,125.80 = 4,393,292.10 : x
  2. Step 2: Convert to fraction form
    8,661,353.82/12,986,125.80 = 4,393,292.10/x
  3. Step 3: Cross multiply
    8,661,353.82x = 12,986,125.80 × 4,393,292.10
  4. Step 4: Simplify right side
    8,661,353.82x = 57,051,843,886,746.18
  5. Step 5: Solve for x
    x = 57,051,843,886,746.18/8,661,353.82
  6. Step 6: Final answer
    x = 6,586,943.00

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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.