Home / 12,480,587.48-17,222,880.30-6,974,007.58

Finding the Fourth Proportional to 12,480,587.48, 17,222,880.30 and 6,974,007.58

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Solution

The fourth proportional to 12,480,587.48, 17,222,880.30 and 6,974,007.58 is: 9,623,945.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,480,587.48 : 17,222,880.30 = 6,974,007.58 : x
  2. Step 2: Convert to fraction form
    12,480,587.48/17,222,880.30 = 6,974,007.58/x
  3. Step 3: Cross multiply
    12,480,587.48x = 17,222,880.30 × 6,974,007.58
  4. Step 4: Simplify right side
    12,480,587.48x = 120,112,497,761,632.69
  5. Step 5: Solve for x
    x = 120,112,497,761,632.69/12,480,587.48
  6. Step 6: Final answer
    x = 9,623,945.82

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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.