Home / 21,845,047.92-30,157,498.96-15,958,071.72

Finding the Fourth Proportional to 21,845,047.92, 30,157,498.96 and 15,958,071.72

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Solution

The fourth proportional to 21,845,047.92, 30,157,498.96 and 15,958,071.72 is: 22,030,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,845,047.92 : 30,157,498.96 = 15,958,071.72 : x
  2. Step 2: Convert to fraction form
    21,845,047.92/30,157,498.96 = 15,958,071.72/x
  3. Step 3: Cross multiply
    21,845,047.92x = 30,157,498.96 × 15,958,071.72
  4. Step 4: Simplify right side
    21,845,047.92x = 481,255,531,299,505.44
  5. Step 5: Solve for x
    x = 481,255,531,299,505.44/21,845,047.92
  6. Step 6: Final answer
    x = 22,030,417.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.