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Finding the Fourth Proportional to 6,448,553.03, 8,899,141.07 and 3,547,952.28

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Solution

The fourth proportional to 6,448,553.03, 8,899,141.07 and 3,547,952.28 is: 4,896,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,553.03 : 8,899,141.07 = 3,547,952.28 : x
  2. Step 2: Convert to fraction form
    6,448,553.03/8,899,141.07 = 3,547,952.28/x
  3. Step 3: Cross multiply
    6,448,553.03x = 8,899,141.07 × 3,547,952.28
  4. Step 4: Simplify right side
    6,448,553.03x = 31,573,727,858,218.02
  5. Step 5: Solve for x
    x = 31,573,727,858,218.02/6,448,553.03
  6. Step 6: Final answer
    x = 4,896,250.01

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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.