Home / 51,585,484.56-71,187,966.18-28,380,113.34

Finding the Fourth Proportional to 51,585,484.56, 71,187,966.18 and 28,380,113.34

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Solution

The fourth proportional to 51,585,484.56, 71,187,966.18 and 28,380,113.34 is: 39,164,555.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,585,484.56 : 71,187,966.18 = 28,380,113.34 : x
  2. Step 2: Convert to fraction form
    51,585,484.56/71,187,966.18 = 28,380,113.34/x
  3. Step 3: Cross multiply
    51,585,484.56x = 71,187,966.18 × 28,380,113.34
  4. Step 4: Simplify right side
    51,585,484.56x = 2,020,322,548,632,487
  5. Step 5: Solve for x
    x = 2,020,322,548,632,487/51,585,484.56
  6. Step 6: Final answer
    x = 39,164,555.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.