Home / 7,152,847.95-9,871,189.74-4,097,652.69

Finding the Fourth Proportional to 7,152,847.95, 9,871,189.74 and 4,097,652.69

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Solution

The fourth proportional to 7,152,847.95, 9,871,189.74 and 4,097,652.69 is: 5,654,909.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,847.95 : 9,871,189.74 = 4,097,652.69 : x
  2. Step 2: Convert to fraction form
    7,152,847.95/9,871,189.74 = 4,097,652.69/x
  3. Step 3: Cross multiply
    7,152,847.95x = 9,871,189.74 × 4,097,652.69
  4. Step 4: Simplify right side
    7,152,847.95x = 40,448,707,191,611.40
  5. Step 5: Solve for x
    x = 40,448,707,191,611.40/7,152,847.95
  6. Step 6: Final answer
    x = 5,654,909.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.