Home / 7,800,266.63-11,690,817.03-4,381,366.45

Finding the Fourth Proportional to 7,800,266.63, 11,690,817.03 and 4,381,366.45

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Solution

The fourth proportional to 7,800,266.63, 11,690,817.03 and 4,381,366.45 is: 6,566,667.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800,266.63 : 11,690,817.03 = 4,381,366.45 : x
  2. Step 2: Convert to fraction form
    7,800,266.63/11,690,817.03 = 4,381,366.45/x
  3. Step 3: Cross multiply
    7,800,266.63x = 11,690,817.03 × 4,381,366.45
  4. Step 4: Simplify right side
    7,800,266.63x = 51,221,753,508,330.64
  5. Step 5: Solve for x
    x = 51,221,753,508,330.64/7,800,266.63
  6. Step 6: Final answer
    x = 6,566,667.01

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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.