Home / 11,204,362.40-16,806,543.60-7,377,987.20

Finding the Fourth Proportional to 11,204,362.40, 16,806,543.60 and 7,377,987.20

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Solution

The fourth proportional to 11,204,362.40, 16,806,543.60 and 7,377,987.20 is: 11,066,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,204,362.40 : 16,806,543.60 = 7,377,987.20 : x
  2. Step 2: Convert to fraction form
    11,204,362.40/16,806,543.60 = 7,377,987.20/x
  3. Step 3: Cross multiply
    11,204,362.40x = 16,806,543.60 × 7,377,987.20
  4. Step 4: Simplify right side
    11,204,362.40x = 123,998,463,557,041.94
  5. Step 5: Solve for x
    x = 123,998,463,557,041.94/11,204,362.40
  6. Step 6: Final answer
    x = 11,066,980.80

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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.