Home / 7,800,264.62-11,690,814.02-4,381,364.42

Finding the Fourth Proportional to 7,800,264.62, 11,690,814.02 and 4,381,364.42

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Solution

The fourth proportional to 7,800,264.62, 11,690,814.02 and 4,381,364.42 is: 6,566,663.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800,264.62 : 11,690,814.02 = 4,381,364.42 : x
  2. Step 2: Convert to fraction form
    7,800,264.62/11,690,814.02 = 4,381,364.42/x
  3. Step 3: Cross multiply
    7,800,264.62x = 11,690,814.02 × 4,381,364.42
  4. Step 4: Simplify right side
    7,800,264.62x = 51,221,716,588,065.16
  5. Step 5: Solve for x
    x = 51,221,716,588,065.16/7,800,264.62
  6. Step 6: Final answer
    x = 6,566,663.96

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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.