Home / 8,064,468.30-12,096,702.45-5,209,121.10

Finding the Fourth Proportional to 8,064,468.30, 12,096,702.45 and 5,209,121.10

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Solution

The fourth proportional to 8,064,468.30, 12,096,702.45 and 5,209,121.10 is: 7,813,681.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,468.30 : 12,096,702.45 = 5,209,121.10 : x
  2. Step 2: Convert to fraction form
    8,064,468.30/12,096,702.45 = 5,209,121.10/x
  3. Step 3: Cross multiply
    8,064,468.30x = 12,096,702.45 × 5,209,121.10
  4. Step 4: Simplify right side
    8,064,468.30x = 63,013,187,972,716.69
  5. Step 5: Solve for x
    x = 63,013,187,972,716.69/8,064,468.30
  6. Step 6: Final answer
    x = 7,813,681.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.