Home / 8,917,778.20-12,306,596.90-4,843,397.20

Finding the Fourth Proportional to 8,917,778.20, 12,306,596.90 and 4,843,397.20

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Solution

The fourth proportional to 8,917,778.20, 12,306,596.90 and 4,843,397.20 is: 6,683,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,778.20 : 12,306,596.90 = 4,843,397.20 : x
  2. Step 2: Convert to fraction form
    8,917,778.20/12,306,596.90 = 4,843,397.20/x
  3. Step 3: Cross multiply
    8,917,778.20x = 12,306,596.90 × 4,843,397.20
  4. Step 4: Simplify right side
    8,917,778.20x = 59,605,736,881,238.71
  5. Step 5: Solve for x
    x = 59,605,736,881,238.71/8,917,778.20
  6. Step 6: Final answer
    x = 6,683,922.34

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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.