Home / 55,058,442.09-75,982,601.34-30,280,544.61

Finding the Fourth Proportional to 55,058,442.09, 75,982,601.34 and 30,280,544.61

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Solution

The fourth proportional to 55,058,442.09, 75,982,601.34 and 30,280,544.61 is: 41,788,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,058,442.09 : 75,982,601.34 = 30,280,544.61 : x
  2. Step 2: Convert to fraction form
    55,058,442.09/75,982,601.34 = 30,280,544.61/x
  3. Step 3: Cross multiply
    55,058,442.09x = 75,982,601.34 × 30,280,544.61
  4. Step 4: Simplify right side
    55,058,442.09x = 2,300,794,549,459,716
  5. Step 5: Solve for x
    x = 2,300,794,549,459,716/55,058,442.09
  6. Step 6: Final answer
    x = 41,788,224.70

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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.