Home / 5,390,777.19-7,439,376.11-2,943,485.24

Finding the Fourth Proportional to 5,390,777.19, 7,439,376.11 and 2,943,485.24

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Solution

The fourth proportional to 5,390,777.19, 7,439,376.11 and 2,943,485.24 is: 4,062,066.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,777.19 : 7,439,376.11 = 2,943,485.24 : x
  2. Step 2: Convert to fraction form
    5,390,777.19/7,439,376.11 = 2,943,485.24/x
  3. Step 3: Cross multiply
    5,390,777.19x = 7,439,376.11 × 2,943,485.24
  4. Step 4: Simplify right side
    5,390,777.19x = 21,897,693,722,679.31
  5. Step 5: Solve for x
    x = 21,897,693,722,679.31/5,390,777.19
  6. Step 6: Final answer
    x = 4,062,066.18

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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.