Home / 22,765,436.80-34,136,345.40-8,381,100.40

Finding the Fourth Proportional to 22,765,436.80, 34,136,345.40 and 8,381,100.40

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Solution

The fourth proportional to 22,765,436.80, 34,136,345.40 and 8,381,100.40 is: 12,567,302.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,765,436.80 : 34,136,345.40 = 8,381,100.40 : x
  2. Step 2: Convert to fraction form
    22,765,436.80/34,136,345.40 = 8,381,100.40/x
  3. Step 3: Cross multiply
    22,765,436.80x = 34,136,345.40 × 8,381,100.40
  4. Step 4: Simplify right side
    22,765,436.80x = 286,100,138,086,478.19
  5. Step 5: Solve for x
    x = 286,100,138,086,478.19/22,765,436.80
  6. Step 6: Final answer
    x = 12,567,302.82

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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.