Home / 7,346,151.40-11,019,227.10-5,320,114.60

Finding the Fourth Proportional to 7,346,151.40, 11,019,227.10 and 5,320,114.60

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Solution

The fourth proportional to 7,346,151.40, 11,019,227.10 and 5,320,114.60 is: 7,980,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346,151.40 : 11,019,227.10 = 5,320,114.60 : x
  2. Step 2: Convert to fraction form
    7,346,151.40/11,019,227.10 = 5,320,114.60/x
  3. Step 3: Cross multiply
    7,346,151.40x = 11,019,227.10 × 5,320,114.60
  4. Step 4: Simplify right side
    7,346,151.40x = 58,623,550,975,425.66
  5. Step 5: Solve for x
    x = 58,623,550,975,425.66/7,346,151.40
  6. Step 6: Final answer
    x = 7,980,171.90

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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.