Home / 9,214,935.85-12,719,140.71-5,348,702.56

Finding the Fourth Proportional to 9,214,935.85, 12,719,140.71 and 5,348,702.56

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Solution

The fourth proportional to 9,214,935.85, 12,719,140.71 and 5,348,702.56 is: 7,382,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214,935.85 : 12,719,140.71 = 5,348,702.56 : x
  2. Step 2: Convert to fraction form
    9,214,935.85/12,719,140.71 = 5,348,702.56/x
  3. Step 3: Cross multiply
    9,214,935.85x = 12,719,140.71 × 5,348,702.56
  4. Step 4: Simplify right side
    9,214,935.85x = 68,030,900,476,577.22
  5. Step 5: Solve for x
    x = 68,030,900,476,577.22/9,214,935.85
  6. Step 6: Final answer
    x = 7,382,677.60

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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.