Home / 15,572,405.44-21,333,838.88-14,990,199.04

Finding the Fourth Proportional to 15,572,405.44, 21,333,838.88 and 14,990,199.04

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Solution

The fourth proportional to 15,572,405.44, 21,333,838.88 and 14,990,199.04 is: 20,536,229.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,572,405.44 : 21,333,838.88 = 14,990,199.04 : x
  2. Step 2: Convert to fraction form
    15,572,405.44/21,333,838.88 = 14,990,199.04/x
  3. Step 3: Cross multiply
    15,572,405.44x = 21,333,838.88 × 14,990,199.04
  4. Step 4: Simplify right side
    15,572,405.44x = 319,798,491,098,490.62
  5. Step 5: Solve for x
    x = 319,798,491,098,490.62/15,572,405.44
  6. Step 6: Final answer
    x = 20,536,229.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.