Home / 12,896,022-17,796,510-7,094,678.88

Finding the Fourth Proportional to 12,896,022, 17,796,510 and 7,094,678.88

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Solution

The fourth proportional to 12,896,022, 17,796,510 and 7,094,678.88 is: 9,790,656.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,022 : 17,796,510 = 7,094,678.88 : x
  2. Step 2: Convert to fraction form
    12,896,022/17,796,510 = 7,094,678.88/x
  3. Step 3: Cross multiply
    12,896,022x = 17,796,510 × 7,094,678.88
  4. Step 4: Simplify right side
    12,896,022x = 126,260,523,634,708.80
  5. Step 5: Solve for x
    x = 126,260,523,634,708.80/12,896,022
  6. Step 6: Final answer
    x = 9,790,656.66

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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.