Home / 8,881,553.12-12,257,255.34-7,061,035.54

Finding the Fourth Proportional to 8,881,553.12, 12,257,255.34 and 7,061,035.54

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Solution

The fourth proportional to 8,881,553.12, 12,257,255.34 and 7,061,035.54 is: 9,744,795.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881,553.12 : 12,257,255.34 = 7,061,035.54 : x
  2. Step 2: Convert to fraction form
    8,881,553.12/12,257,255.34 = 7,061,035.54/x
  3. Step 3: Cross multiply
    8,881,553.12x = 12,257,255.34 × 7,061,035.54
  4. Step 4: Simplify right side
    8,881,553.12x = 86,548,915,567,437.47
  5. Step 5: Solve for x
    x = 86,548,915,567,437.47/8,881,553.12
  6. Step 6: Final answer
    x = 9,744,795.13

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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.