Home / 14,040,868.75-19,376,439.08-7,846,148.90

Finding the Fourth Proportional to 14,040,868.75, 19,376,439.08 and 7,846,148.90

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Solution

The fourth proportional to 14,040,868.75, 19,376,439.08 and 7,846,148.90 is: 10,827,707.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040,868.75 : 19,376,439.08 = 7,846,148.90 : x
  2. Step 2: Convert to fraction form
    14,040,868.75/19,376,439.08 = 7,846,148.90/x
  3. Step 3: Cross multiply
    14,040,868.75x = 19,376,439.08 × 7,846,148.90
  4. Step 4: Simplify right side
    14,040,868.75x = 152,030,426,182,669.34
  5. Step 5: Solve for x
    x = 152,030,426,182,669.34/14,040,868.75
  6. Step 6: Final answer
    x = 10,827,707.95

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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.