Home / 27,137,981.06-40,673,621.59-12,545,161.32

Finding the Fourth Proportional to 27,137,981.06, 40,673,621.59 and 12,545,161.32

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Solution

The fourth proportional to 27,137,981.06, 40,673,621.59 and 12,545,161.32 is: 18,802,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137,981.06 : 40,673,621.59 = 12,545,161.32 : x
  2. Step 2: Convert to fraction form
    27,137,981.06/40,673,621.59 = 12,545,161.32/x
  3. Step 3: Cross multiply
    27,137,981.06x = 40,673,621.59 × 12,545,161.32
  4. Step 4: Simplify right side
    27,137,981.06x = 510,257,144,315,184.94
  5. Step 5: Solve for x
    x = 510,257,144,315,184.94/27,137,981.06
  6. Step 6: Final answer
    x = 18,802,325.17

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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.