Home / 34,347,713.80-51,521,570.70-20,910,785.80

Finding the Fourth Proportional to 34,347,713.80, 51,521,570.70 and 20,910,785.80

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Solution

The fourth proportional to 34,347,713.80, 51,521,570.70 and 20,910,785.80 is: 31,366,178.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,347,713.80 : 51,521,570.70 = 20,910,785.80 : x
  2. Step 2: Convert to fraction form
    34,347,713.80/51,521,570.70 = 20,910,785.80/x
  3. Step 3: Cross multiply
    34,347,713.80x = 51,521,570.70 × 20,910,785.80
  4. Step 4: Simplify right side
    34,347,713.80x = 1,077,356,528,987,256.12
  5. Step 5: Solve for x
    x = 1,077,356,528,987,256.12/34,347,713.80
  6. Step 6: Final answer
    x = 31,366,178.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.