Home / 9,044,532.64-12,482,149.44-5,178,266.56

Finding the Fourth Proportional to 9,044,532.64, 12,482,149.44 and 5,178,266.56

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Solution

The fourth proportional to 9,044,532.64, 12,482,149.44 and 5,178,266.56 is: 7,146,405.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044,532.64 : 12,482,149.44 = 5,178,266.56 : x
  2. Step 2: Convert to fraction form
    9,044,532.64/12,482,149.44 = 5,178,266.56/x
  3. Step 3: Cross multiply
    9,044,532.64x = 12,482,149.44 × 5,178,266.56
  4. Step 4: Simplify right side
    9,044,532.64x = 64,635,897,042,074.72
  5. Step 5: Solve for x
    x = 64,635,897,042,074.72/9,044,532.64
  6. Step 6: Final answer
    x = 7,146,405.42

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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.