Home / 22,446,220.74-30,973,153.08-12,656,081.06

Finding the Fourth Proportional to 22,446,220.74, 30,973,153.08 and 12,656,081.06

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Solution

The fourth proportional to 22,446,220.74, 30,973,153.08 and 12,656,081.06 is: 17,463,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,446,220.74 : 30,973,153.08 = 12,656,081.06 : x
  2. Step 2: Convert to fraction form
    22,446,220.74/30,973,153.08 = 12,656,081.06/x
  3. Step 3: Cross multiply
    22,446,220.74x = 30,973,153.08 × 12,656,081.06
  4. Step 4: Simplify right side
    22,446,220.74x = 391,998,736,211,635
  5. Step 5: Solve for x
    x = 391,998,736,211,635/22,446,220.74
  6. Step 6: Final answer
    x = 17,463,908.10

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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.