Home / 7,107,760-9,808,708.80-3,844,574.56

Finding the Fourth Proportional to 7,107,760, 9,808,708.80 and 3,844,574.56

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Solution

The fourth proportional to 7,107,760, 9,808,708.80 and 3,844,574.56 is: 5,305,512.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,107,760 : 9,808,708.80 = 3,844,574.56 : x
  2. Step 2: Convert to fraction form
    7,107,760/9,808,708.80 = 3,844,574.56/x
  3. Step 3: Cross multiply
    7,107,760x = 9,808,708.80 × 3,844,574.56
  4. Step 4: Simplify right side
    7,107,760x = 37,710,312,318,928.13
  5. Step 5: Solve for x
    x = 37,710,312,318,928.13/7,107,760
  6. Step 6: Final answer
    x = 5,305,512.89

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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.