Home / 9,841,568-13,581,372.40-5,490,655.36

Finding the Fourth Proportional to 9,841,568, 13,581,372.40 and 5,490,655.36

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Solution

The fourth proportional to 9,841,568, 13,581,372.40 and 5,490,655.36 is: 7,577,109.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,841,568 : 13,581,372.40 = 5,490,655.36 : x
  2. Step 2: Convert to fraction form
    9,841,568/13,581,372.40 = 5,490,655.36/x
  3. Step 3: Cross multiply
    9,841,568x = 13,581,372.40 × 5,490,655.36
  4. Step 4: Simplify right side
    9,841,568x = 74,570,635,164,216.08
  5. Step 5: Solve for x
    x = 74,570,635,164,216.08/9,841,568
  6. Step 6: Final answer
    x = 7,577,109.17

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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.