Home / 10,865,283.35-14,979,108.47-8,667,605.25

Finding the Fourth Proportional to 10,865,283.35, 14,979,108.47 and 8,667,605.25

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Solution

The fourth proportional to 10,865,283.35, 14,979,108.47 and 8,667,605.25 is: 11,949,343.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,283.35 : 14,979,108.47 = 8,667,605.25 : x
  2. Step 2: Convert to fraction form
    10,865,283.35/14,979,108.47 = 8,667,605.25/x
  3. Step 3: Cross multiply
    10,865,283.35x = 14,979,108.47 × 8,667,605.25
  4. Step 4: Simplify right side
    10,865,283.35x = 129,832,999,171,553.44
  5. Step 5: Solve for x
    x = 129,832,999,171,553.44/10,865,283.35
  6. Step 6: Final answer
    x = 11,949,343.16

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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.