Home / 5,436,987.70-8,160,147.15-2,409,013.30

Finding the Fourth Proportional to 5,436,987.70, 8,160,147.15 and 2,409,013.30

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Solution

The fourth proportional to 5,436,987.70, 8,160,147.15 and 2,409,013.30 is: 3,615,587.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,987.70 : 8,160,147.15 = 2,409,013.30 : x
  2. Step 2: Convert to fraction form
    5,436,987.70/8,160,147.15 = 2,409,013.30/x
  3. Step 3: Cross multiply
    5,436,987.70x = 8,160,147.15 × 2,409,013.30
  4. Step 4: Simplify right side
    5,436,987.70x = 19,657,903,014,307.09
  5. Step 5: Solve for x
    x = 19,657,903,014,307.09/5,436,987.70
  6. Step 6: Final answer
    x = 3,615,587.18

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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.