Home / 9,676,271.97-13,352,986.76-5,490,719.28

Finding the Fourth Proportional to 9,676,271.97, 13,352,986.76 and 5,490,719.28

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Solution

The fourth proportional to 9,676,271.97, 13,352,986.76 and 5,490,719.28 is: 7,577,040.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,676,271.97 : 13,352,986.76 = 5,490,719.28 : x
  2. Step 2: Convert to fraction form
    9,676,271.97/13,352,986.76 = 5,490,719.28/x
  3. Step 3: Cross multiply
    9,676,271.97x = 13,352,986.76 × 5,490,719.28
  4. Step 4: Simplify right side
    9,676,271.97x = 73,317,501,821,263.14
  5. Step 5: Solve for x
    x = 73,317,501,821,263.14/9,676,271.97
  6. Step 6: Final answer
    x = 7,577,040.21

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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.