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Finding the Fourth Proportional to 14,375,404.50, 19,838,334.44 and 7,849,292.62

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Solution

The fourth proportional to 14,375,404.50, 19,838,334.44 and 7,849,292.62 is: 10,832,174.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,375,404.50 : 19,838,334.44 = 7,849,292.62 : x
  2. Step 2: Convert to fraction form
    14,375,404.50/19,838,334.44 = 7,849,292.62/x
  3. Step 3: Cross multiply
    14,375,404.50x = 19,838,334.44 × 7,849,292.62
  4. Step 4: Simplify right side
    14,375,404.50x = 155,716,892,112,983.84
  5. Step 5: Solve for x
    x = 155,716,892,112,983.84/14,375,404.50
  6. Step 6: Final answer
    x = 10,832,174.64

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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.