Home / 12,828,326.52-17,703,094.20-7,027,316.04

Finding the Fourth Proportional to 12,828,326.52, 17,703,094.20 and 7,027,316.04

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Solution

The fourth proportional to 12,828,326.52, 17,703,094.20 and 7,027,316.04 is: 9,697,698.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,828,326.52 : 17,703,094.20 = 7,027,316.04 : x
  2. Step 2: Convert to fraction form
    12,828,326.52/17,703,094.20 = 7,027,316.04/x
  3. Step 3: Cross multiply
    12,828,326.52x = 17,703,094.20 × 7,027,316.04
  4. Step 4: Simplify right side
    12,828,326.52x = 124,405,237,829,290.97
  5. Step 5: Solve for x
    x = 124,405,237,829,290.97/12,828,326.52
  6. Step 6: Final answer
    x = 9,697,698.11

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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.