Home / 12,275,548.07-18,418,632.47-6,589,134.23

Finding the Fourth Proportional to 12,275,548.07, 18,418,632.47 and 6,589,134.23

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Solution

The fourth proportional to 12,275,548.07, 18,418,632.47 and 6,589,134.23 is: 9,886,551.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,275,548.07 : 18,418,632.47 = 6,589,134.23 : x
  2. Step 2: Convert to fraction form
    12,275,548.07/18,418,632.47 = 6,589,134.23/x
  3. Step 3: Cross multiply
    12,275,548.07x = 18,418,632.47 × 6,589,134.23
  4. Step 4: Simplify right side
    12,275,548.07x = 121,362,841,644,920.78
  5. Step 5: Solve for x
    x = 121,362,841,644,920.78/12,275,548.07
  6. Step 6: Final answer
    x = 9,886,551.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.