Home / 22,701,172.17-31,328,279.38-12,388,559.56

Finding the Fourth Proportional to 22,701,172.17, 31,328,279.38 and 12,388,559.56

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Solution

The fourth proportional to 22,701,172.17, 31,328,279.38 and 12,388,559.56 is: 17,096,573.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,701,172.17 : 31,328,279.38 = 12,388,559.56 : x
  2. Step 2: Convert to fraction form
    22,701,172.17/31,328,279.38 = 12,388,559.56/x
  3. Step 3: Cross multiply
    22,701,172.17x = 31,328,279.38 × 12,388,559.56
  4. Step 4: Simplify right side
    22,701,172.17x = 388,112,255,066,095.94
  5. Step 5: Solve for x
    x = 388,112,255,066,095.94/22,701,172.17
  6. Step 6: Final answer
    x = 17,096,573.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.