Home / 9,135,080.17-12,605,928.69-5,214,680.52

Finding the Fourth Proportional to 9,135,080.17, 12,605,928.69 and 5,214,680.52

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Solution

The fourth proportional to 9,135,080.17, 12,605,928.69 and 5,214,680.52 is: 7,195,984.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135,080.17 : 12,605,928.69 = 5,214,680.52 : x
  2. Step 2: Convert to fraction form
    9,135,080.17/12,605,928.69 = 5,214,680.52/x
  3. Step 3: Cross multiply
    9,135,080.17x = 12,605,928.69 × 5,214,680.52
  4. Step 4: Simplify right side
    9,135,080.17x = 65,735,890,776,252.11
  5. Step 5: Solve for x
    x = 65,735,890,776,252.11/9,135,080.17
  6. Step 6: Final answer
    x = 7,195,984.00

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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.