Home / 47,969,424.84-66,167,330.76-31,450,620.36

Finding the Fourth Proportional to 47,969,424.84, 66,167,330.76 and 31,450,620.36

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Solution

The fourth proportional to 47,969,424.84, 66,167,330.76 and 31,450,620.36 is: 43,381,875.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,969,424.84 : 66,167,330.76 = 31,450,620.36 : x
  2. Step 2: Convert to fraction form
    47,969,424.84/66,167,330.76 = 31,450,620.36/x
  3. Step 3: Cross multiply
    47,969,424.84x = 66,167,330.76 × 31,450,620.36
  4. Step 4: Simplify right side
    47,969,424.84x = 2,081,003,599,967,310.25
  5. Step 5: Solve for x
    x = 2,081,003,599,967,310.25/47,969,424.84
  6. Step 6: Final answer
    x = 43,381,875.16

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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.