Home / 31,025,439.46-42,819,761.11-23,570,834.42

Finding the Fourth Proportional to 31,025,439.46, 42,819,761.11 and 23,570,834.42

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Solution

The fourth proportional to 31,025,439.46, 42,819,761.11 and 23,570,834.42 is: 32,531,287.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,025,439.46 : 42,819,761.11 = 23,570,834.42 : x
  2. Step 2: Convert to fraction form
    31,025,439.46/42,819,761.11 = 23,570,834.42/x
  3. Step 3: Cross multiply
    31,025,439.46x = 42,819,761.11 × 23,570,834.42
  4. Step 4: Simplify right side
    31,025,439.46x = 1,009,297,499,193,741.75
  5. Step 5: Solve for x
    x = 1,009,297,499,193,741.75/31,025,439.46
  6. Step 6: Final answer
    x = 32,531,287.77

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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.