Home / 7,022,123.80-10,541,058.90-5,431,737.40

Finding the Fourth Proportional to 7,022,123.80, 10,541,058.90 and 5,431,737.40

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Solution

The fourth proportional to 7,022,123.80, 10,541,058.90 and 5,431,737.40 is: 8,153,696.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022,123.80 : 10,541,058.90 = 5,431,737.40 : x
  2. Step 2: Convert to fraction form
    7,022,123.80/10,541,058.90 = 5,431,737.40/x
  3. Step 3: Cross multiply
    7,022,123.80x = 10,541,058.90 × 5,431,737.40
  4. Step 4: Simplify right side
    7,022,123.80x = 57,256,263,862,732.87
  5. Step 5: Solve for x
    x = 57,256,263,862,732.87/7,022,123.80
  6. Step 6: Final answer
    x = 8,153,696.16

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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.