Home / 38,327,699.97-52,889,048.64-21,803,427.81

Finding the Fourth Proportional to 38,327,699.97, 52,889,048.64 and 21,803,427.81

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Solution

The fourth proportional to 38,327,699.97, 52,889,048.64 and 21,803,427.81 is: 30,086,922.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,327,699.97 : 52,889,048.64 = 21,803,427.81 : x
  2. Step 2: Convert to fraction form
    38,327,699.97/52,889,048.64 = 21,803,427.81/x
  3. Step 3: Cross multiply
    38,327,699.97x = 52,889,048.64 × 21,803,427.81
  4. Step 4: Simplify right side
    38,327,699.97x = 1,153,162,553,961,818.50
  5. Step 5: Solve for x
    x = 1,153,162,553,961,818.50/38,327,699.97
  6. Step 6: Final answer
    x = 30,086,922.90

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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.