Home / 31,256,000.65-43,133,280.90-17,504,964.78

Finding the Fourth Proportional to 31,256,000.65, 43,133,280.90 and 17,504,964.78

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Solution

The fourth proportional to 31,256,000.65, 43,133,280.90 and 17,504,964.78 is: 24,156,851.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,256,000.65 : 43,133,280.90 = 17,504,964.78 : x
  2. Step 2: Convert to fraction form
    31,256,000.65/43,133,280.90 = 17,504,964.78/x
  3. Step 3: Cross multiply
    31,256,000.65x = 43,133,280.90 × 17,504,964.78
  4. Step 4: Simplify right side
    31,256,000.65x = 755,046,562,922,771.38
  5. Step 5: Solve for x
    x = 755,046,562,922,771.38/31,256,000.65
  6. Step 6: Final answer
    x = 24,156,851.39

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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.