Home / 8,881,812-12,257,612.82-7,061,294.34

Finding the Fourth Proportional to 8,881,812, 12,257,612.82 and 7,061,294.34

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Solution

The fourth proportional to 8,881,812, 12,257,612.82 and 7,061,294.34 is: 9,745,152.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881,812 : 12,257,612.82 = 7,061,294.34 : x
  2. Step 2: Convert to fraction form
    8,881,812/12,257,612.82 = 7,061,294.34/x
  3. Step 3: Cross multiply
    8,881,812x = 12,257,612.82 × 7,061,294.34
  4. Step 4: Simplify right side
    8,881,812x = 86,554,612,027,777.44
  5. Step 5: Solve for x
    x = 86,554,612,027,777.44/8,881,812
  6. Step 6: Final answer
    x = 9,745,152.46

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1.5x scale

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.