Home / 7,018,149.89-10,528,229.03-2,160,867.35

Finding the Fourth Proportional to 7,018,149.89, 10,528,229.03 and 2,160,867.35

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Solution

The fourth proportional to 7,018,149.89, 10,528,229.03 and 2,160,867.35 is: 3,241,610.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,149.89 : 10,528,229.03 = 2,160,867.35 : x
  2. Step 2: Convert to fraction form
    7,018,149.89/10,528,229.03 = 2,160,867.35/x
  3. Step 3: Cross multiply
    7,018,149.89x = 10,528,229.03 × 2,160,867.35
  4. Step 4: Simplify right side
    7,018,149.89x = 22,750,106,300,803.69
  5. Step 5: Solve for x
    x = 22,750,106,300,803.69/7,018,149.89
  6. Step 6: Final answer
    x = 3,241,610.21

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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.