Home / 12,473,328.92-18,710,664.05-3,954,329.69

Finding the Fourth Proportional to 12,473,328.92, 18,710,664.05 and 3,954,329.69

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Solution

The fourth proportional to 12,473,328.92, 18,710,664.05 and 3,954,329.69 is: 5,931,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473,328.92 : 18,710,664.05 = 3,954,329.69 : x
  2. Step 2: Convert to fraction form
    12,473,328.92/18,710,664.05 = 3,954,329.69/x
  3. Step 3: Cross multiply
    12,473,328.92x = 18,710,664.05 × 3,954,329.69
  4. Step 4: Simplify right side
    12,473,328.92x = 73,988,134,288,863.14
  5. Step 5: Solve for x
    x = 73,988,134,288,863.14/12,473,328.92
  6. Step 6: Final answer
    x = 5,931,707.15

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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.