Home / 7,718,158.28-11,578,909.26-2,326,357.64

Finding the Fourth Proportional to 7,718,158.28, 11,578,909.26 and 2,326,357.64

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Solution

The fourth proportional to 7,718,158.28, 11,578,909.26 and 2,326,357.64 is: 3,490,040.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718,158.28 : 11,578,909.26 = 2,326,357.64 : x
  2. Step 2: Convert to fraction form
    7,718,158.28/11,578,909.26 = 2,326,357.64/x
  3. Step 3: Cross multiply
    7,718,158.28x = 11,578,909.26 × 2,326,357.64
  4. Step 4: Simplify right side
    7,718,158.28x = 26,936,684,019,867.75
  5. Step 5: Solve for x
    x = 26,936,684,019,867.75/7,718,158.28
  6. Step 6: Final answer
    x = 3,490,040.38

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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.