Home / 11,360,180.82-15,678,184-6,776,502.20

Finding the Fourth Proportional to 11,360,180.82, 15,678,184 and 6,776,502.20

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Solution

The fourth proportional to 11,360,180.82, 15,678,184 and 6,776,502.20 is: 9,352,249.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360,180.82 : 15,678,184 = 6,776,502.20 : x
  2. Step 2: Convert to fraction form
    11,360,180.82/15,678,184 = 6,776,502.20/x
  3. Step 3: Cross multiply
    11,360,180.82x = 15,678,184 × 6,776,502.20
  4. Step 4: Simplify right side
    11,360,180.82x = 106,243,248,368,004.80
  5. Step 5: Solve for x
    x = 106,243,248,368,004.80/11,360,180.82
  6. Step 6: Final answer
    x = 9,352,249.76

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Double scale
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Similar ratio
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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.