Home / 12,426,132.06-18,640,275.50-3,792,176.51

Finding the Fourth Proportional to 12,426,132.06, 18,640,275.50 and 3,792,176.51

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Solution

The fourth proportional to 12,426,132.06, 18,640,275.50 and 3,792,176.51 is: 5,688,593.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,426,132.06 : 18,640,275.50 = 3,792,176.51 : x
  2. Step 2: Convert to fraction form
    12,426,132.06/18,640,275.50 = 3,792,176.51/x
  3. Step 3: Cross multiply
    12,426,132.06x = 18,640,275.50 × 3,792,176.51
  4. Step 4: Simplify right side
    12,426,132.06x = 70,687,214,807,307.58
  5. Step 5: Solve for x
    x = 70,687,214,807,307.58/12,426,132.06
  6. Step 6: Final answer
    x = 5,688,593.56

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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.