Home / 42,362,904.58-63,515,347.33-21,573,099.53

Finding the Fourth Proportional to 42,362,904.58, 63,515,347.33 and 21,573,099.53

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Solution

The fourth proportional to 42,362,904.58, 63,515,347.33 and 21,573,099.53 is: 32,344,876.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,362,904.58 : 63,515,347.33 = 21,573,099.53 : x
  2. Step 2: Convert to fraction form
    42,362,904.58/63,515,347.33 = 21,573,099.53/x
  3. Step 3: Cross multiply
    42,362,904.58x = 63,515,347.33 × 21,573,099.53
  4. Step 4: Simplify right side
    42,362,904.58x = 1,370,222,909,737,465.25
  5. Step 5: Solve for x
    x = 1,370,222,909,737,465.25/42,362,904.58
  6. Step 6: Final answer
    x = 32,344,876.33

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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.