Home / 9,711,919.20-14,567,878.80-9,338,671.20

Finding the Fourth Proportional to 9,711,919.20, 14,567,878.80 and 9,338,671.20

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Solution

The fourth proportional to 9,711,919.20, 14,567,878.80 and 9,338,671.20 is: 14,008,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,919.20 : 14,567,878.80 = 9,338,671.20 : x
  2. Step 2: Convert to fraction form
    9,711,919.20/14,567,878.80 = 9,338,671.20/x
  3. Step 3: Cross multiply
    9,711,919.20x = 14,567,878.80 × 9,338,671.20
  4. Step 4: Simplify right side
    9,711,919.20x = 136,044,630,194,650.56
  5. Step 5: Solve for x
    x = 136,044,630,194,650.56/9,711,919.20
  6. Step 6: Final answer
    x = 14,008,006.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.