Home / 12,725,890.31-17,561,581.01-6,924,572.10

Finding the Fourth Proportional to 12,725,890.31, 17,561,581.01 and 6,924,572.10

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Solution

The fourth proportional to 12,725,890.31, 17,561,581.01 and 6,924,572.10 is: 9,555,829.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725,890.31 : 17,561,581.01 = 6,924,572.10 : x
  2. Step 2: Convert to fraction form
    12,725,890.31/17,561,581.01 = 6,924,572.10/x
  3. Step 3: Cross multiply
    12,725,890.31x = 17,561,581.01 × 6,924,572.10
  4. Step 4: Simplify right side
    12,725,890.31x = 121,606,433,885,080.09
  5. Step 5: Solve for x
    x = 121,606,433,885,080.09/12,725,890.31
  6. Step 6: Final answer
    x = 9,555,829.17

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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.