Home / 34,208,260.08-47,189,501.28-21,151,345.20

Finding the Fourth Proportional to 34,208,260.08, 47,189,501.28 and 21,151,345.20

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Solution

The fourth proportional to 34,208,260.08, 47,189,501.28 and 21,151,345.20 is: 29,177,790.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,208,260.08 : 47,189,501.28 = 21,151,345.20 : x
  2. Step 2: Convert to fraction form
    34,208,260.08/47,189,501.28 = 21,151,345.20/x
  3. Step 3: Cross multiply
    34,208,260.08x = 47,189,501.28 × 21,151,345.20
  4. Step 4: Simplify right side
    34,208,260.08x = 998,121,431,389,121.88
  5. Step 5: Solve for x
    x = 998,121,431,389,121.88/34,208,260.08
  6. Step 6: Final answer
    x = 29,177,790.07

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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.