Home / 7,763,013.27-10,713,032.73-4,278,478.46

Finding the Fourth Proportional to 7,763,013.27, 10,713,032.73 and 4,278,478.46

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Solution

The fourth proportional to 7,763,013.27, 10,713,032.73 and 4,278,478.46 is: 5,904,341.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763,013.27 : 10,713,032.73 = 4,278,478.46 : x
  2. Step 2: Convert to fraction form
    7,763,013.27/10,713,032.73 = 4,278,478.46/x
  3. Step 3: Cross multiply
    7,763,013.27x = 10,713,032.73 × 4,278,478.46
  4. Step 4: Simplify right side
    7,763,013.27x = 45,835,479,723,014.84
  5. Step 5: Solve for x
    x = 45,835,479,723,014.84/7,763,013.27
  6. Step 6: Final answer
    x = 5,904,341.28

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1.5x scale

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.