Home / 8,172,491.92-11,278,038.32-4,736,725.86

Finding the Fourth Proportional to 8,172,491.92, 11,278,038.32 and 4,736,725.86

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Solution

The fourth proportional to 8,172,491.92, 11,278,038.32 and 4,736,725.86 is: 6,536,681.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,491.92 : 11,278,038.32 = 4,736,725.86 : x
  2. Step 2: Convert to fraction form
    8,172,491.92/11,278,038.32 = 4,736,725.86/x
  3. Step 3: Cross multiply
    8,172,491.92x = 11,278,038.32 × 4,736,725.86
  4. Step 4: Simplify right side
    8,172,491.92x = 53,420,975,680,341.14
  5. Step 5: Solve for x
    x = 53,420,975,680,341.14/8,172,491.92
  6. Step 6: Final answer
    x = 6,536,681.37

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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.