Home / 8,172,497.17-11,278,045.56-4,736,731.12

Finding the Fourth Proportional to 8,172,497.17, 11,278,045.56 and 4,736,731.12

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Solution

The fourth proportional to 8,172,497.17, 11,278,045.56 and 4,736,731.12 is: 6,536,688.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,497.17 : 11,278,045.56 = 4,736,731.12 : x
  2. Step 2: Convert to fraction form
    8,172,497.17/11,278,045.56 = 4,736,731.12/x
  3. Step 3: Cross multiply
    8,172,497.17x = 11,278,045.56 × 4,736,731.12
  4. Step 4: Simplify right side
    8,172,497.17x = 53,421,069,376,829.83
  5. Step 5: Solve for x
    x = 53,421,069,376,829.83/8,172,497.17
  6. Step 6: Final answer
    x = 6,536,688.64

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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.