Home / 12,949,179.48-17,875,188.72-8,832,798.36

Finding the Fourth Proportional to 12,949,179.48, 17,875,188.72 and 8,832,798.36

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Solution

The fourth proportional to 12,949,179.48, 17,875,188.72 and 8,832,798.36 is: 12,192,891.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949,179.48 : 17,875,188.72 = 8,832,798.36 : x
  2. Step 2: Convert to fraction form
    12,949,179.48/17,875,188.72 = 8,832,798.36/x
  3. Step 3: Cross multiply
    12,949,179.48x = 17,875,188.72 × 8,832,798.36
  4. Step 4: Simplify right side
    12,949,179.48x = 157,887,937,610,706.47
  5. Step 5: Solve for x
    x = 157,887,937,610,706.47/12,949,179.48
  6. Step 6: Final answer
    x = 12,192,891.28

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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.