Home / 12,375,275.20-18,590,906.40-8,596,139.20

Finding the Fourth Proportional to 12,375,275.20, 18,590,906.40 and 8,596,139.20

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Solution

The fourth proportional to 12,375,275.20, 18,590,906.40 and 8,596,139.20 is: 12,913,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,375,275.20 : 18,590,906.40 = 8,596,139.20 : x
  2. Step 2: Convert to fraction form
    12,375,275.20/18,590,906.40 = 8,596,139.20/x
  3. Step 3: Cross multiply
    12,375,275.20x = 18,590,906.40 × 8,596,139.20
  4. Step 4: Simplify right side
    12,375,275.20x = 159,810,019,268,570.84
  5. Step 5: Solve for x
    x = 159,810,019,268,570.84/12,375,275.20
  6. Step 6: Final answer
    x = 12,913,653.77

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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.