Home / 27,222,705.70-37,569,981.27-20,335,230.34

Finding the Fourth Proportional to 27,222,705.70, 37,569,981.27 and 20,335,230.34

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Solution

The fourth proportional to 27,222,705.70, 37,569,981.27 and 20,335,230.34 is: 28,064,595.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222,705.70 : 37,569,981.27 = 20,335,230.34 : x
  2. Step 2: Convert to fraction form
    27,222,705.70/37,569,981.27 = 20,335,230.34/x
  3. Step 3: Cross multiply
    27,222,705.70x = 37,569,981.27 × 20,335,230.34
  4. Step 4: Simplify right side
    27,222,705.70x = 763,994,222,994,935.75
  5. Step 5: Solve for x
    x = 763,994,222,994,935.75/27,222,705.70
  6. Step 6: Final answer
    x = 28,064,595.47

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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.