Home / 12,748,918.92-17,593,061.24-6,947,582.28

Finding the Fourth Proportional to 12,748,918.92, 17,593,061.24 and 6,947,582.28

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Solution

The fourth proportional to 12,748,918.92, 17,593,061.24 and 6,947,582.28 is: 9,587,420.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,748,918.92 : 17,593,061.24 = 6,947,582.28 : x
  2. Step 2: Convert to fraction form
    12,748,918.92/17,593,061.24 = 6,947,582.28/x
  3. Step 3: Cross multiply
    12,748,918.92x = 17,593,061.24 × 6,947,582.28
  4. Step 4: Simplify right side
    12,748,918.92x = 122,229,240,521,978.83
  5. Step 5: Solve for x
    x = 122,229,240,521,978.83/12,748,918.92
  6. Step 6: Final answer
    x = 9,587,420.02

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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.