Home / 12,473,314.98-18,710,643.17-3,954,315.75

Finding the Fourth Proportional to 12,473,314.98, 18,710,643.17 and 3,954,315.75

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Solution

The fourth proportional to 12,473,314.98, 18,710,643.17 and 3,954,315.75 is: 5,931,686.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473,314.98 : 18,710,643.17 = 3,954,315.75 : x
  2. Step 2: Convert to fraction form
    12,473,314.98/18,710,643.17 = 3,954,315.75/x
  3. Step 3: Cross multiply
    12,473,314.98x = 18,710,643.17 × 3,954,315.75
  4. Step 4: Simplify right side
    12,473,314.98x = 73,987,790,979,760.94
  5. Step 5: Solve for x
    x = 73,987,790,979,760.94/12,473,314.98
  6. Step 6: Final answer
    x = 5,931,686.25

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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.