Home / 12,717,525.48-17,541,301.86-8,636,058.60

Finding the Fourth Proportional to 12,717,525.48, 17,541,301.86 and 8,636,058.60

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Solution

The fourth proportional to 12,717,525.48, 17,541,301.86 and 8,636,058.60 is: 11,911,728.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,717,525.48 : 17,541,301.86 = 8,636,058.60 : x
  2. Step 2: Convert to fraction form
    12,717,525.48/17,541,301.86 = 8,636,058.60/x
  3. Step 3: Cross multiply
    12,717,525.48x = 17,541,301.86 × 8,636,058.60
  4. Step 4: Simplify right side
    12,717,525.48x = 151,487,710,783,248.97
  5. Step 5: Solve for x
    x = 151,487,710,783,248.97/12,717,525.48
  6. Step 6: Final answer
    x = 11,911,728.51

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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.