Home / 20,995,719.80-31,493,579.70-5,849,651.30

Finding the Fourth Proportional to 20,995,719.80, 31,493,579.70 and 5,849,651.30

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Solution

The fourth proportional to 20,995,719.80, 31,493,579.70 and 5,849,651.30 is: 8,774,476.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,995,719.80 : 31,493,579.70 = 5,849,651.30 : x
  2. Step 2: Convert to fraction form
    20,995,719.80/31,493,579.70 = 5,849,651.30/x
  3. Step 3: Cross multiply
    20,995,719.80x = 31,493,579.70 × 5,849,651.30
  4. Step 4: Simplify right side
    20,995,719.80x = 184,226,459,433,758.59
  5. Step 5: Solve for x
    x = 184,226,459,433,758.59/20,995,719.80
  6. Step 6: Final answer
    x = 8,774,476.95

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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.