Home / 19,422,016.30-29,133,024.45-12,241,657.90

Finding the Fourth Proportional to 19,422,016.30, 29,133,024.45 and 12,241,657.90

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Solution

The fourth proportional to 19,422,016.30, 29,133,024.45 and 12,241,657.90 is: 18,362,486.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,016.30 : 29,133,024.45 = 12,241,657.90 : x
  2. Step 2: Convert to fraction form
    19,422,016.30/29,133,024.45 = 12,241,657.90/x
  3. Step 3: Cross multiply
    19,422,016.30x = 29,133,024.45 × 12,241,657.90
  4. Step 4: Simplify right side
    19,422,016.30x = 356,636,518,909,235.69
  5. Step 5: Solve for x
    x = 356,636,518,909,235.69/19,422,016.30
  6. Step 6: Final answer
    x = 18,362,486.85

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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.