Home / 6,358,072.40-8,774,370.64-3,642,343.28

Finding the Fourth Proportional to 6,358,072.40, 8,774,370.64 and 3,642,343.28

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Solution

The fourth proportional to 6,358,072.40, 8,774,370.64 and 3,642,343.28 is: 5,026,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358,072.40 : 8,774,370.64 = 3,642,343.28 : x
  2. Step 2: Convert to fraction form
    6,358,072.40/8,774,370.64 = 3,642,343.28/x
  3. Step 3: Cross multiply
    6,358,072.40x = 8,774,370.64 × 3,642,343.28
  4. Step 4: Simplify right side
    6,358,072.40x = 31,959,269,936,833.30
  5. Step 5: Solve for x
    x = 31,959,269,936,833.30/6,358,072.40
  6. Step 6: Final answer
    x = 5,026,565.90

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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.