Home / 5,356,780.36-7,391,206.80-3,182,056.72

Finding the Fourth Proportional to 5,356,780.36, 7,391,206.80 and 3,182,056.72

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Solution

The fourth proportional to 5,356,780.36, 7,391,206.80 and 3,182,056.72 is: 4,390,555.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356,780.36 : 7,391,206.80 = 3,182,056.72 : x
  2. Step 2: Convert to fraction form
    5,356,780.36/7,391,206.80 = 3,182,056.72/x
  3. Step 3: Cross multiply
    5,356,780.36x = 7,391,206.80 × 3,182,056.72
  4. Step 4: Simplify right side
    5,356,780.36x = 23,519,239,266,849.70
  5. Step 5: Solve for x
    x = 23,519,239,266,849.70/5,356,780.36
  6. Step 6: Final answer
    x = 4,390,555.09

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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.