Home / 19,783,092.31-29,654,999.81-9,390,099.25

Finding the Fourth Proportional to 19,783,092.31, 29,654,999.81 and 9,390,099.25

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Solution

The fourth proportional to 19,783,092.31, 29,654,999.81 and 9,390,099.25 is: 14,075,827.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,783,092.31 : 29,654,999.81 = 9,390,099.25 : x
  2. Step 2: Convert to fraction form
    19,783,092.31/29,654,999.81 = 9,390,099.25/x
  3. Step 3: Cross multiply
    19,783,092.31x = 29,654,999.81 × 9,390,099.25
  4. Step 4: Simplify right side
    19,783,092.31x = 278,463,391,499,962.28
  5. Step 5: Solve for x
    x = 278,463,391,499,962.28/19,783,092.31
  6. Step 6: Final answer
    x = 14,075,827.34

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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.