Home / 8,000,622.91-11,038,156.81-5,208,474.77

Finding the Fourth Proportional to 8,000,622.91, 11,038,156.81 and 5,208,474.77

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Solution

The fourth proportional to 8,000,622.91, 11,038,156.81 and 5,208,474.77 is: 7,185,935.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,000,622.91 : 11,038,156.81 = 5,208,474.77 : x
  2. Step 2: Convert to fraction form
    8,000,622.91/11,038,156.81 = 5,208,474.77/x
  3. Step 3: Cross multiply
    8,000,622.91x = 11,038,156.81 × 5,208,474.77
  4. Step 4: Simplify right side
    8,000,622.91x = 57,491,961,226,146.30
  5. Step 5: Solve for x
    x = 57,491,961,226,146.30/8,000,622.91
  6. Step 6: Final answer
    x = 7,185,935.63

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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.