Home / 9,292,376.80-12,823,631.22-5,162,674.42

Finding the Fourth Proportional to 9,292,376.80, 12,823,631.22 and 5,162,674.42

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Solution

The fourth proportional to 9,292,376.80, 12,823,631.22 and 5,162,674.42 is: 7,124,574.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,292,376.80 : 12,823,631.22 = 5,162,674.42 : x
  2. Step 2: Convert to fraction form
    9,292,376.80/12,823,631.22 = 5,162,674.42/x
  3. Step 3: Cross multiply
    9,292,376.80x = 12,823,631.22 × 5,162,674.42
  4. Step 4: Simplify right side
    9,292,376.80x = 66,204,232,871,007.40
  5. Step 5: Solve for x
    x = 66,204,232,871,007.40/9,292,376.80
  6. Step 6: Final answer
    x = 7,124,574.72

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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.