Home / 9,129,516.46-12,598,578.75-5,055,047.98

Finding the Fourth Proportional to 9,129,516.46, 12,598,578.75 and 5,055,047.98

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Solution

The fourth proportional to 9,129,516.46, 12,598,578.75 and 5,055,047.98 is: 6,975,880.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129,516.46 : 12,598,578.75 = 5,055,047.98 : x
  2. Step 2: Convert to fraction form
    9,129,516.46/12,598,578.75 = 5,055,047.98/x
  3. Step 3: Cross multiply
    9,129,516.46x = 12,598,578.75 × 5,055,047.98
  4. Step 4: Simplify right side
    9,129,516.46x = 63,686,420,061,058.43
  5. Step 5: Solve for x
    x = 63,686,420,061,058.43/9,129,516.46
  6. Step 6: Final answer
    x = 6,975,880.96

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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.