Home / 12,834,430.56-19,238,684.19-8,045,476.47

Finding the Fourth Proportional to 12,834,430.56, 19,238,684.19 and 8,045,476.47

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Solution

The fourth proportional to 12,834,430.56, 19,238,684.19 and 8,045,476.47 is: 12,060,089.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834,430.56 : 19,238,684.19 = 8,045,476.47 : x
  2. Step 2: Convert to fraction form
    12,834,430.56/19,238,684.19 = 8,045,476.47/x
  3. Step 3: Cross multiply
    12,834,430.56x = 19,238,684.19 × 8,045,476.47
  4. Step 4: Simplify right side
    12,834,430.56x = 154,784,380,964,406
  5. Step 5: Solve for x
    x = 154,784,380,964,406/12,834,430.56
  6. Step 6: Final answer
    x = 12,060,089.48

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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.