Home / 42,362,903.27-63,515,345.36-21,573,098.22

Finding the Fourth Proportional to 42,362,903.27, 63,515,345.36 and 21,573,098.22

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Solution

The fourth proportional to 42,362,903.27, 63,515,345.36 and 21,573,098.22 is: 32,344,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,362,903.27 : 63,515,345.36 = 21,573,098.22 : x
  2. Step 2: Convert to fraction form
    42,362,903.27/63,515,345.36 = 21,573,098.22/x
  3. Step 3: Cross multiply
    42,362,903.27x = 63,515,345.36 × 21,573,098.22
  4. Step 4: Simplify right side
    42,362,903.27x = 1,370,222,783,663,352.25
  5. Step 5: Solve for x
    x = 1,370,222,783,663,352.25/42,362,903.27
  6. Step 6: Final answer
    x = 32,344,874.36

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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.