Home / 5,642,429.02-7,786,642.19-3,194,973.72

Finding the Fourth Proportional to 5,642,429.02, 7,786,642.19 and 3,194,973.72

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Solution

The fourth proportional to 5,642,429.02, 7,786,642.19 and 3,194,973.72 is: 4,409,114.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642,429.02 : 7,786,642.19 = 3,194,973.72 : x
  2. Step 2: Convert to fraction form
    5,642,429.02/7,786,642.19 = 3,194,973.72/x
  3. Step 3: Cross multiply
    5,642,429.02x = 7,786,642.19 × 3,194,973.72
  4. Step 4: Simplify right side
    5,642,429.02x = 24,878,117,148,118.38
  5. Step 5: Solve for x
    x = 24,878,117,148,118.38/5,642,429.02
  6. Step 6: Final answer
    x = 4,409,114.78

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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.