Home / 15,590,972.10-23,359,886.10-13,305,775.80

Finding the Fourth Proportional to 15,590,972.10, 23,359,886.10 and 13,305,775.80

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Solution

The fourth proportional to 15,590,972.10, 23,359,886.10 and 13,305,775.80 is: 19,935,986.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,590,972.10 : 23,359,886.10 = 13,305,775.80 : x
  2. Step 2: Convert to fraction form
    15,590,972.10/23,359,886.10 = 13,305,775.80/x
  3. Step 3: Cross multiply
    15,590,972.10x = 23,359,886.10 × 13,305,775.80
  4. Step 4: Simplify right side
    15,590,972.10x = 310,821,407,160,136.44
  5. Step 5: Solve for x
    x = 310,821,407,160,136.44/15,590,972.10
  6. Step 6: Final answer
    x = 19,935,986.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.