Home / 12,473,315.17-18,710,643.45-3,954,315.94

Finding the Fourth Proportional to 12,473,315.17, 18,710,643.45 and 3,954,315.94

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Solution

The fourth proportional to 12,473,315.17, 18,710,643.45 and 3,954,315.94 is: 5,931,686.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473,315.17 : 18,710,643.45 = 3,954,315.94 : x
  2. Step 2: Convert to fraction form
    12,473,315.17/18,710,643.45 = 3,954,315.94/x
  3. Step 3: Cross multiply
    12,473,315.17x = 18,710,643.45 × 3,954,315.94
  4. Step 4: Simplify right side
    12,473,315.17x = 73,987,795,641,991.59
  5. Step 5: Solve for x
    x = 73,987,795,641,991.59/12,473,315.17
  6. Step 6: Final answer
    x = 5,931,686.54

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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.