Home / 21,476,759.04-29,637,931.86-11,818,967.04

Finding the Fourth Proportional to 21,476,759.04, 29,637,931.86 and 11,818,967.04

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Solution

The fourth proportional to 21,476,759.04, 29,637,931.86 and 11,818,967.04 is: 16,310,176.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,476,759.04 : 29,637,931.86 = 11,818,967.04 : x
  2. Step 2: Convert to fraction form
    21,476,759.04/29,637,931.86 = 11,818,967.04/x
  3. Step 3: Cross multiply
    21,476,759.04x = 29,637,931.86 × 11,818,967.04
  4. Step 4: Simplify right side
    21,476,759.04x = 350,289,739,787,105.88
  5. Step 5: Solve for x
    x = 350,289,739,787,105.88/21,476,759.04
  6. Step 6: Final answer
    x = 16,310,176.93

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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.