Home / 19,020,912.55-26,248,868.82-10,319,082.85

Finding the Fourth Proportional to 19,020,912.55, 26,248,868.82 and 10,319,082.85

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Solution

The fourth proportional to 19,020,912.55, 26,248,868.82 and 10,319,082.85 is: 14,240,339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020,912.55 : 26,248,868.82 = 10,319,082.85 : x
  2. Step 2: Convert to fraction form
    19,020,912.55/26,248,868.82 = 10,319,082.85/x
  3. Step 3: Cross multiply
    19,020,912.55x = 26,248,868.82 × 10,319,082.85
  4. Step 4: Simplify right side
    19,020,912.55x = 270,864,252,072,361.72
  5. Step 5: Solve for x
    x = 270,864,252,072,361.72/19,020,912.55
  6. Step 6: Final answer
    x = 14,240,339.49

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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.