Home / 14,366,584.85-19,825,881.87-7,840,214.30

Finding the Fourth Proportional to 14,366,584.85, 19,825,881.87 and 7,840,214.30

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Solution

The fourth proportional to 14,366,584.85, 19,825,881.87 and 7,840,214.30 is: 10,819,492.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366,584.85 : 19,825,881.87 = 7,840,214.30 : x
  2. Step 2: Convert to fraction form
    14,366,584.85/19,825,881.87 = 7,840,214.30/x
  3. Step 3: Cross multiply
    14,366,584.85x = 19,825,881.87 × 7,840,214.30
  4. Step 4: Simplify right side
    14,366,584.85x = 155,439,162,626,250.25
  5. Step 5: Solve for x
    x = 155,439,162,626,250.25/14,366,584.85
  6. Step 6: Final answer
    x = 10,819,492.89

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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.