Home / 13,610,347.80-20,415,521.70-5,090,233.20

Finding the Fourth Proportional to 13,610,347.80, 20,415,521.70 and 5,090,233.20

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Solution

The fourth proportional to 13,610,347.80, 20,415,521.70 and 5,090,233.20 is: 7,635,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610,347.80 : 20,415,521.70 = 5,090,233.20 : x
  2. Step 2: Convert to fraction form
    13,610,347.80/20,415,521.70 = 5,090,233.20/x
  3. Step 3: Cross multiply
    13,610,347.80x = 20,415,521.70 × 5,090,233.20
  4. Step 4: Simplify right side
    13,610,347.80x = 103,919,766,352,660.44
  5. Step 5: Solve for x
    x = 103,919,766,352,660.44/13,610,347.80
  6. Step 6: Final answer
    x = 7,635,349.80

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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.