Home / 8,718,468.72-12,031,545.96-4,851,152.88

Finding the Fourth Proportional to 8,718,468.72, 12,031,545.96 and 4,851,152.88

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Solution

The fourth proportional to 8,718,468.72, 12,031,545.96 and 4,851,152.88 is: 6,694,623.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,718,468.72 : 12,031,545.96 = 4,851,152.88 : x
  2. Step 2: Convert to fraction form
    8,718,468.72/12,031,545.96 = 4,851,152.88/x
  3. Step 3: Cross multiply
    8,718,468.72x = 12,031,545.96 × 4,851,152.88
  4. Step 4: Simplify right side
    8,718,468.72x = 58,366,868,834,706.37
  5. Step 5: Solve for x
    x = 58,366,868,834,706.37/8,718,468.72
  6. Step 6: Final answer
    x = 6,694,623.87

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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.