Home / 8,508,247.02-11,745,715.23-6,570,156.78

Finding the Fourth Proportional to 8,508,247.02, 11,745,715.23 and 6,570,156.78

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Solution

The fourth proportional to 8,508,247.02, 11,745,715.23 and 6,570,156.78 is: 9,070,163.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508,247.02 : 11,745,715.23 = 6,570,156.78 : x
  2. Step 2: Convert to fraction form
    8,508,247.02/11,745,715.23 = 6,570,156.78/x
  3. Step 3: Cross multiply
    8,508,247.02x = 11,745,715.23 × 6,570,156.78
  4. Step 4: Simplify right side
    8,508,247.02x = 77,171,190,554,333.77
  5. Step 5: Solve for x
    x = 77,171,190,554,333.77/8,508,247.02
  6. Step 6: Final answer
    x = 9,070,163.38

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1.5x scale

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.