Home / 9,295,363.06-12,827,986.68-5,165,378.80

Finding the Fourth Proportional to 9,295,363.06, 12,827,986.68 and 5,165,378.80

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Solution

The fourth proportional to 9,295,363.06, 12,827,986.68 and 5,165,378.80 is: 7,128,437.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295,363.06 : 12,827,986.68 = 5,165,378.80 : x
  2. Step 2: Convert to fraction form
    9,295,363.06/12,827,986.68 = 5,165,378.80/x
  3. Step 3: Cross multiply
    9,295,363.06x = 12,827,986.68 × 5,165,378.80
  4. Step 4: Simplify right side
    9,295,363.06x = 66,261,410,443,554.38
  5. Step 5: Solve for x
    x = 66,261,410,443,554.38/9,295,363.06
  6. Step 6: Final answer
    x = 7,128,437.05

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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.