Home / 42,362,903.89-63,515,346.30-21,573,098.84

Finding the Fourth Proportional to 42,362,903.89, 63,515,346.30 and 21,573,098.84

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Solution

The fourth proportional to 42,362,903.89, 63,515,346.30 and 21,573,098.84 is: 32,344,875.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,362,903.89 : 63,515,346.30 = 21,573,098.84 : x
  2. Step 2: Convert to fraction form
    42,362,903.89/63,515,346.30 = 21,573,098.84/x
  3. Step 3: Cross multiply
    42,362,903.89x = 63,515,346.30 × 21,573,098.84
  4. Step 4: Simplify right side
    42,362,903.89x = 1,370,222,843,586,728.25
  5. Step 5: Solve for x
    x = 1,370,222,843,586,728.25/42,362,903.89
  6. Step 6: Final answer
    x = 32,344,875.30

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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.