Home / 13,182,719.64-19,766,854.98-4,082,290.84

Finding the Fourth Proportional to 13,182,719.64, 19,766,854.98 and 4,082,290.84

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Solution

The fourth proportional to 13,182,719.64, 19,766,854.98 and 4,082,290.84 is: 6,121,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182,719.64 : 19,766,854.98 = 4,082,290.84 : x
  2. Step 2: Convert to fraction form
    13,182,719.64/19,766,854.98 = 4,082,290.84/x
  3. Step 3: Cross multiply
    13,182,719.64x = 19,766,854.98 × 4,082,290.84
  4. Step 4: Simplify right side
    13,182,719.64x = 80,694,051,020,462.38
  5. Step 5: Solve for x
    x = 80,694,051,020,462.38/13,182,719.64
  6. Step 6: Final answer
    x = 6,121,199.06

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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.