Home / 13,291,419.84-19,937,127.48-3,194,040.96

Finding the Fourth Proportional to 13,291,419.84, 19,937,127.48 and 3,194,040.96

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Solution

The fourth proportional to 13,291,419.84, 19,937,127.48 and 3,194,040.96 is: 4,791,060.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291,419.84 : 19,937,127.48 = 3,194,040.96 : x
  2. Step 2: Convert to fraction form
    13,291,419.84/19,937,127.48 = 3,194,040.96/x
  3. Step 3: Cross multiply
    13,291,419.84x = 19,937,127.48 × 3,194,040.96
  4. Step 4: Simplify right side
    13,291,419.84x = 63,680,001,795,861.58
  5. Step 5: Solve for x
    x = 63,680,001,795,861.58/13,291,419.84
  6. Step 6: Final answer
    x = 4,791,060.89

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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.