Home / 6,318,911.24-8,720,140.02-3,871,526.92

Finding the Fourth Proportional to 6,318,911.24, 8,720,140.02 and 3,871,526.92

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Solution

The fourth proportional to 6,318,911.24, 8,720,140.02 and 3,871,526.92 is: 5,342,733.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318,911.24 : 8,720,140.02 = 3,871,526.92 : x
  2. Step 2: Convert to fraction form
    6,318,911.24/8,720,140.02 = 3,871,526.92/x
  3. Step 3: Cross multiply
    6,318,911.24x = 8,720,140.02 × 3,871,526.92
  4. Step 4: Simplify right side
    6,318,911.24x = 33,760,256,833,599.34
  5. Step 5: Solve for x
    x = 33,760,256,833,599.34/6,318,911.24
  6. Step 6: Final answer
    x = 5,342,733.19

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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.