Home / 11,498,857.69-15,868,610.69-6,271,864.51

Finding the Fourth Proportional to 11,498,857.69, 15,868,610.69 and 6,271,864.51

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Solution

The fourth proportional to 11,498,857.69, 15,868,610.69 and 6,271,864.51 is: 8,655,275.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,498,857.69 : 15,868,610.69 = 6,271,864.51 : x
  2. Step 2: Convert to fraction form
    11,498,857.69/15,868,610.69 = 6,271,864.51/x
  3. Step 3: Cross multiply
    11,498,857.69x = 15,868,610.69 × 6,271,864.51
  4. Step 4: Simplify right side
    11,498,857.69x = 99,525,776,244,113
  5. Step 5: Solve for x
    x = 99,525,776,244,113/11,498,857.69
  6. Step 6: Final answer
    x = 8,655,275.06

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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.