Home / 7,620,960.15-10,512,141.17-4,521,289.01

Finding the Fourth Proportional to 7,620,960.15, 10,512,141.17 and 4,521,289.01

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Solution

The fourth proportional to 7,620,960.15, 10,512,141.17 and 4,521,289.01 is: 6,236,540.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620,960.15 : 10,512,141.17 = 4,521,289.01 : x
  2. Step 2: Convert to fraction form
    7,620,960.15/10,512,141.17 = 4,521,289.01/x
  3. Step 3: Cross multiply
    7,620,960.15x = 10,512,141.17 × 4,521,289.01
  4. Step 4: Simplify right side
    7,620,960.15x = 47,528,428,268,322.38
  5. Step 5: Solve for x
    x = 47,528,428,268,322.38/7,620,960.15
  6. Step 6: Final answer
    x = 6,236,540.72

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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.