Home / 89,810,419.56-123,938,274.06-48,557,213.52

Finding the Fourth Proportional to 89,810,419.56, 123,938,274.06 and 48,557,213.52

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Solution

The fourth proportional to 89,810,419.56, 123,938,274.06 and 48,557,213.52 is: 67,008,897.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,810,419.56 : 123,938,274.06 = 48,557,213.52 : x
  2. Step 2: Convert to fraction form
    89,810,419.56/123,938,274.06 = 48,557,213.52/x
  3. Step 3: Cross multiply
    89,810,419.56x = 123,938,274.06 × 48,557,213.52
  4. Step 4: Simplify right side
    89,810,419.56x = 6,018,097,236,831,698
  5. Step 5: Solve for x
    x = 6,018,097,236,831,698/89,810,419.56
  6. Step 6: Final answer
    x = 67,008,897.92

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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.