Home / 7,403,190.61-10,218,971.43-5,087,747.95

Finding the Fourth Proportional to 7,403,190.61, 10,218,971.43 and 5,087,747.95

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Solution

The fourth proportional to 7,403,190.61, 10,218,971.43 and 5,087,747.95 is: 7,022,857.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403,190.61 : 10,218,971.43 = 5,087,747.95 : x
  2. Step 2: Convert to fraction form
    7,403,190.61/10,218,971.43 = 5,087,747.95/x
  3. Step 3: Cross multiply
    7,403,190.61x = 10,218,971.43 × 5,087,747.95
  4. Step 4: Simplify right side
    7,403,190.61x = 51,991,550,944,091.07
  5. Step 5: Solve for x
    x = 51,991,550,944,091.07/7,403,190.61
  6. Step 6: Final answer
    x = 7,022,857.26

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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.