Home / 17,350,807.80-26,021,546.10-5,220,247.80

Finding the Fourth Proportional to 17,350,807.80, 26,021,546.10 and 5,220,247.80

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Solution

The fourth proportional to 17,350,807.80, 26,021,546.10 and 5,220,247.80 is: 7,828,967.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,350,807.80 : 26,021,546.10 = 5,220,247.80 : x
  2. Step 2: Convert to fraction form
    17,350,807.80/26,021,546.10 = 5,220,247.80/x
  3. Step 3: Cross multiply
    17,350,807.80x = 26,021,546.10 × 5,220,247.80
  4. Step 4: Simplify right side
    17,350,807.80x = 135,838,918,781,123.58
  5. Step 5: Solve for x
    x = 135,838,918,781,123.58/17,350,807.80
  6. Step 6: Final answer
    x = 7,828,967.99

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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.