Home / 14,534,220.72-21,780,764.82-8,060,143.62

Finding the Fourth Proportional to 14,534,220.72, 21,780,764.82 and 8,060,143.62

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Solution

The fourth proportional to 14,534,220.72, 21,780,764.82 and 8,060,143.62 is: 12,078,810.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534,220.72 : 21,780,764.82 = 8,060,143.62 : x
  2. Step 2: Convert to fraction form
    14,534,220.72/21,780,764.82 = 8,060,143.62/x
  3. Step 3: Cross multiply
    14,534,220.72x = 21,780,764.82 × 8,060,143.62
  4. Step 4: Simplify right side
    14,534,220.72x = 175,556,092,602,643.47
  5. Step 5: Solve for x
    x = 175,556,092,602,643.47/14,534,220.72
  6. Step 6: Final answer
    x = 12,078,810.14

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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.