Home / 9,671,960.12-13,347,304.88-5,320,953.05

Finding the Fourth Proportional to 9,671,960.12, 13,347,304.88 and 5,320,953.05

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Solution

The fourth proportional to 9,671,960.12, 13,347,304.88 and 5,320,953.05 is: 7,342,915.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,671,960.12 : 13,347,304.88 = 5,320,953.05 : x
  2. Step 2: Convert to fraction form
    9,671,960.12/13,347,304.88 = 5,320,953.05/x
  3. Step 3: Cross multiply
    9,671,960.12x = 13,347,304.88 × 5,320,953.05
  4. Step 4: Simplify right side
    9,671,960.12x = 71,020,382,517,174.59
  5. Step 5: Solve for x
    x = 71,020,382,517,174.59/9,671,960.12
  6. Step 6: Final answer
    x = 7,342,915.16

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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.