Home / 8,972,569.22-12,382,195.84-5,105,090.30

Finding the Fourth Proportional to 8,972,569.22, 12,382,195.84 and 5,105,090.30

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Solution

The fourth proportional to 8,972,569.22, 12,382,195.84 and 5,105,090.30 is: 7,045,053.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,569.22 : 12,382,195.84 = 5,105,090.30 : x
  2. Step 2: Convert to fraction form
    8,972,569.22/12,382,195.84 = 5,105,090.30/x
  3. Step 3: Cross multiply
    8,972,569.22x = 12,382,195.84 × 5,105,090.30
  4. Step 4: Simplify right side
    8,972,569.22x = 63,212,227,875,484.35
  5. Step 5: Solve for x
    x = 63,212,227,875,484.35/8,972,569.22
  6. Step 6: Final answer
    x = 7,045,053.24

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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.