Home / 26,478,967-39,718,452.66-8,528,071

Finding the Fourth Proportional to 26,478,967, 39,718,452.66 and 8,528,071

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Solution

The fourth proportional to 26,478,967, 39,718,452.66 and 8,528,071 is: 12,792,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,478,967 : 39,718,452.66 = 8,528,071 : x
  2. Step 2: Convert to fraction form
    26,478,967/39,718,452.66 = 8,528,071/x
  3. Step 3: Cross multiply
    26,478,967x = 39,718,452.66 × 8,528,071
  4. Step 4: Simplify right side
    26,478,967x = 338,721,784,294,618.81
  5. Step 5: Solve for x
    x = 338,721,784,294,618.81/26,478,967
  6. Step 6: Final answer
    x = 12,792,107.20

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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.