Home / 53,919,618.40-80,879,427.60-15,582,383.20

Finding the Fourth Proportional to 53,919,618.40, 80,879,427.60 and 15,582,383.20

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Solution

The fourth proportional to 53,919,618.40, 80,879,427.60 and 15,582,383.20 is: 23,373,574.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,919,618.40 : 80,879,427.60 = 15,582,383.20 : x
  2. Step 2: Convert to fraction form
    53,919,618.40/80,879,427.60 = 15,582,383.20/x
  3. Step 3: Cross multiply
    53,919,618.40x = 80,879,427.60 × 15,582,383.20
  4. Step 4: Simplify right side
    53,919,618.40x = 1,260,294,233,859,856.25
  5. Step 5: Solve for x
    x = 1,260,294,233,859,856.25/53,919,618.40
  6. Step 6: Final answer
    x = 23,373,574.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.