Home / 9,218,726.44-12,721,886.66-5,088,682.51

Finding the Fourth Proportional to 9,218,726.44, 12,721,886.66 and 5,088,682.51

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Solution

The fourth proportional to 9,218,726.44, 12,721,886.66 and 5,088,682.51 is: 7,022,406.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218,726.44 : 12,721,886.66 = 5,088,682.51 : x
  2. Step 2: Convert to fraction form
    9,218,726.44/12,721,886.66 = 5,088,682.51/x
  3. Step 3: Cross multiply
    9,218,726.44x = 12,721,886.66 × 5,088,682.51
  4. Step 4: Simplify right side
    9,218,726.44x = 64,737,642,121,861.30
  5. Step 5: Solve for x
    x = 64,737,642,121,861.30/9,218,726.44
  6. Step 6: Final answer
    x = 7,022,406.25

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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.