Home / 10,532,499.80-15,798,749.70-7,341,229.40

Finding the Fourth Proportional to 10,532,499.80, 15,798,749.70 and 7,341,229.40

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Solution

The fourth proportional to 10,532,499.80, 15,798,749.70 and 7,341,229.40 is: 11,011,844.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,532,499.80 : 15,798,749.70 = 7,341,229.40 : x
  2. Step 2: Convert to fraction form
    10,532,499.80/15,798,749.70 = 7,341,229.40/x
  3. Step 3: Cross multiply
    10,532,499.80x = 15,798,749.70 × 7,341,229.40
  4. Step 4: Simplify right side
    10,532,499.80x = 115,982,245,780,881.19
  5. Step 5: Solve for x
    x = 115,982,245,780,881.19/10,532,499.80
  6. Step 6: Final answer
    x = 11,011,844.10

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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.