Home / 38,484,997.56-53,109,307.26-21,081,966.12

Finding the Fourth Proportional to 38,484,997.56, 53,109,307.26 and 21,081,966.12

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Solution

The fourth proportional to 38,484,997.56, 53,109,307.26 and 21,081,966.12 is: 29,093,119.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,484,997.56 : 53,109,307.26 = 21,081,966.12 : x
  2. Step 2: Convert to fraction form
    38,484,997.56/53,109,307.26 = 21,081,966.12/x
  3. Step 3: Cross multiply
    38,484,997.56x = 53,109,307.26 × 21,081,966.12
  4. Step 4: Simplify right side
    38,484,997.56x = 1,119,648,616,311,990
  5. Step 5: Solve for x
    x = 1,119,648,616,311,990/38,484,997.56
  6. Step 6: Final answer
    x = 29,093,119.07

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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.