Home / 6,984,516.08-9,638,562.12-3,886,987.52

Finding the Fourth Proportional to 6,984,516.08, 9,638,562.12 and 3,886,987.52

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Solution

The fourth proportional to 6,984,516.08, 9,638,562.12 and 3,886,987.52 is: 5,364,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984,516.08 : 9,638,562.12 = 3,886,987.52 : x
  2. Step 2: Convert to fraction form
    6,984,516.08/9,638,562.12 = 3,886,987.52/x
  3. Step 3: Cross multiply
    6,984,516.08x = 9,638,562.12 × 3,886,987.52
  4. Step 4: Simplify right side
    6,984,516.08x = 37,464,970,671,184.74
  5. Step 5: Solve for x
    x = 37,464,970,671,184.74/6,984,516.08
  6. Step 6: Final answer
    x = 5,364,003.78

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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.