Home / 21,260,930.97-31,896,476.37-6,884,014.58

Finding the Fourth Proportional to 21,260,930.97, 31,896,476.37 and 6,884,014.58

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Solution

The fourth proportional to 21,260,930.97, 31,896,476.37 and 6,884,014.58 is: 10,327,666.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,260,930.97 : 31,896,476.37 = 6,884,014.58 : x
  2. Step 2: Convert to fraction form
    21,260,930.97/31,896,476.37 = 6,884,014.58/x
  3. Step 3: Cross multiply
    21,260,930.97x = 31,896,476.37 × 6,884,014.58
  4. Step 4: Simplify right side
    21,260,930.97x = 219,575,808,222,223.09
  5. Step 5: Solve for x
    x = 219,575,808,222,223.09/21,260,930.97
  6. Step 6: Final answer
    x = 10,327,666.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.