Home / 7,876,177.50-10,869,134.67-4,254,505.50

Finding the Fourth Proportional to 7,876,177.50, 10,869,134.67 and 4,254,505.50

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Solution

The fourth proportional to 7,876,177.50, 10,869,134.67 and 4,254,505.50 is: 5,871,222.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,177.50 : 10,869,134.67 = 4,254,505.50 : x
  2. Step 2: Convert to fraction form
    7,876,177.50/10,869,134.67 = 4,254,505.50/x
  3. Step 3: Cross multiply
    7,876,177.50x = 10,869,134.67 × 4,254,505.50
  4. Step 4: Simplify right side
    7,876,177.50x = 46,242,793,233,755.69
  5. Step 5: Solve for x
    x = 46,242,793,233,755.69/7,876,177.50
  6. Step 6: Final answer
    x = 5,871,222.84

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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.