Home / 9,578,067.70-14,367,101.55-7,688,499.70

Finding the Fourth Proportional to 9,578,067.70, 14,367,101.55 and 7,688,499.70

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Solution

The fourth proportional to 9,578,067.70, 14,367,101.55 and 7,688,499.70 is: 11,532,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578,067.70 : 14,367,101.55 = 7,688,499.70 : x
  2. Step 2: Convert to fraction form
    9,578,067.70/14,367,101.55 = 7,688,499.70/x
  3. Step 3: Cross multiply
    9,578,067.70x = 14,367,101.55 × 7,688,499.70
  4. Step 4: Simplify right side
    9,578,067.70x = 110,461,455,957,044.55
  5. Step 5: Solve for x
    x = 110,461,455,957,044.55/9,578,067.70
  6. Step 6: Final answer
    x = 11,532,749.55

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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.