Home / 7,827,712.32-10,802,321.24-4,389,879.52

Finding the Fourth Proportional to 7,827,712.32, 10,802,321.24 and 4,389,879.52

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Solution

The fourth proportional to 7,827,712.32, 10,802,321.24 and 4,389,879.52 is: 6,058,077.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827,712.32 : 10,802,321.24 = 4,389,879.52 : x
  2. Step 2: Convert to fraction form
    7,827,712.32/10,802,321.24 = 4,389,879.52/x
  3. Step 3: Cross multiply
    7,827,712.32x = 10,802,321.24 × 4,389,879.52
  4. Step 4: Simplify right side
    7,827,712.32x = 47,420,888,779,937
  5. Step 5: Solve for x
    x = 47,420,888,779,937/7,827,712.32
  6. Step 6: Final answer
    x = 6,058,077.61

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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.