Home / 26,478,971-39,718,458.66-8,528,075

Finding the Fourth Proportional to 26,478,971, 39,718,458.66 and 8,528,075

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Solution

The fourth proportional to 26,478,971, 39,718,458.66 and 8,528,075 is: 12,792,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,478,971 : 39,718,458.66 = 8,528,075 : x
  2. Step 2: Convert to fraction form
    26,478,971/39,718,458.66 = 8,528,075/x
  3. Step 3: Cross multiply
    26,478,971x = 39,718,458.66 × 8,528,075
  4. Step 4: Simplify right side
    26,478,971x = 338,721,994,336,879.50
  5. Step 5: Solve for x
    x = 338,721,994,336,879.50/26,478,971
  6. Step 6: Final answer
    x = 12,792,113.20

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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.