Home / 7,263,015.70-10,894,523.55-4,428,663.70

Finding the Fourth Proportional to 7,263,015.70, 10,894,523.55 and 4,428,663.70

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Solution

The fourth proportional to 7,263,015.70, 10,894,523.55 and 4,428,663.70 is: 6,642,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263,015.70 : 10,894,523.55 = 4,428,663.70 : x
  2. Step 2: Convert to fraction form
    7,263,015.70/10,894,523.55 = 4,428,663.70/x
  3. Step 3: Cross multiply
    7,263,015.70x = 10,894,523.55 × 4,428,663.70
  4. Step 4: Simplify right side
    7,263,015.70x = 48,248,180,974,680.14
  5. Step 5: Solve for x
    x = 48,248,180,974,680.14/7,263,015.70
  6. Step 6: Final answer
    x = 6,642,995.55

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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.