Home / 5,398,978.61-8,100,513.36-3,241,510.40

Finding the Fourth Proportional to 5,398,978.61, 8,100,513.36 and 3,241,510.40

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Solution

The fourth proportional to 5,398,978.61, 8,100,513.36 and 3,241,510.40 is: 4,863,493.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398,978.61 : 8,100,513.36 = 3,241,510.40 : x
  2. Step 2: Convert to fraction form
    5,398,978.61/8,100,513.36 = 3,241,510.40/x
  3. Step 3: Cross multiply
    5,398,978.61x = 8,100,513.36 × 3,241,510.40
  4. Step 4: Simplify right side
    5,398,978.61x = 26,257,898,261,276.38
  5. Step 5: Solve for x
    x = 26,257,898,261,276.38/5,398,978.61
  6. Step 6: Final answer
    x = 4,863,493.67

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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.