Home / 42,009,586.90-63,008,781.62-11,714,912.98

Finding the Fourth Proportional to 42,009,586.90, 63,008,781.62 and 11,714,912.98

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Solution

The fourth proportional to 42,009,586.90, 63,008,781.62 and 11,714,912.98 is: 17,570,808.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,586.90 : 63,008,781.62 = 11,714,912.98 : x
  2. Step 2: Convert to fraction form
    42,009,586.90/63,008,781.62 = 11,714,912.98/x
  3. Step 3: Cross multiply
    42,009,586.90x = 63,008,781.62 × 11,714,912.98
  4. Step 4: Simplify right side
    42,009,586.90x = 738,142,393,654,123.38
  5. Step 5: Solve for x
    x = 738,142,393,654,123.38/42,009,586.90
  6. Step 6: Final answer
    x = 17,570,808.19

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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.