Home / 20,061,330.32-27,686,360.04-11,361,036.08

Finding the Fourth Proportional to 20,061,330.32, 27,686,360.04 and 11,361,036.08

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Solution

The fourth proportional to 20,061,330.32, 27,686,360.04 and 11,361,036.08 is: 15,679,206.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,061,330.32 : 27,686,360.04 = 11,361,036.08 : x
  2. Step 2: Convert to fraction form
    20,061,330.32/27,686,360.04 = 11,361,036.08/x
  3. Step 3: Cross multiply
    20,061,330.32x = 27,686,360.04 × 11,361,036.08
  4. Step 4: Simplify right side
    20,061,330.32x = 314,545,735,338,310.25
  5. Step 5: Solve for x
    x = 314,545,735,338,310.25/20,061,330.32
  6. Step 6: Final answer
    x = 15,679,206.23

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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.