Home / 12,639,480.48-17,460,339.48-10,057,858.20

Finding the Fourth Proportional to 12,639,480.48, 17,460,339.48 and 10,057,858.20

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Solution

The fourth proportional to 12,639,480.48, 17,460,339.48 and 10,057,858.20 is: 13,894,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,639,480.48 : 17,460,339.48 = 10,057,858.20 : x
  2. Step 2: Convert to fraction form
    12,639,480.48/17,460,339.48 = 10,057,858.20/x
  3. Step 3: Cross multiply
    12,639,480.48x = 17,460,339.48 × 10,057,858.20
  4. Step 4: Simplify right side
    12,639,480.48x = 175,613,618,613,701.72
  5. Step 5: Solve for x
    x = 175,613,618,613,701.72/12,639,480.48
  6. Step 6: Final answer
    x = 13,894,053.55

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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.