Home / 21,484,621.43-29,649,492.84-12,067,069.40

Finding the Fourth Proportional to 21,484,621.43, 29,649,492.84 and 12,067,069.40

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Solution

The fourth proportional to 21,484,621.43, 29,649,492.84 and 12,067,069.40 is: 16,652,957.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484,621.43 : 29,649,492.84 = 12,067,069.40 : x
  2. Step 2: Convert to fraction form
    21,484,621.43/29,649,492.84 = 12,067,069.40/x
  3. Step 3: Cross multiply
    21,484,621.43x = 29,649,492.84 × 12,067,069.40
  4. Step 4: Simplify right side
    21,484,621.43x = 357,782,487,626,835.62
  5. Step 5: Solve for x
    x = 357,782,487,626,835.62/21,484,621.43
  6. Step 6: Final answer
    x = 16,652,957.51

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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.