Home / 22,580,830.08-31,159,297.08-12,789,320.04

Finding the Fourth Proportional to 22,580,830.08, 31,159,297.08 and 12,789,320.04

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Solution

The fourth proportional to 22,580,830.08, 31,159,297.08 and 12,789,320.04 is: 17,647,988.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,580,830.08 : 31,159,297.08 = 12,789,320.04 : x
  2. Step 2: Convert to fraction form
    22,580,830.08/31,159,297.08 = 12,789,320.04/x
  3. Step 3: Cross multiply
    22,580,830.08x = 31,159,297.08 × 12,789,320.04
  4. Step 4: Simplify right side
    22,580,830.08x = 398,506,222,577,557.44
  5. Step 5: Solve for x
    x = 398,506,222,577,557.44/22,580,830.08
  6. Step 6: Final answer
    x = 17,647,988.19

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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.