Home / 8,421,217.94-11,620,610.24-4,748,956.58

Finding the Fourth Proportional to 8,421,217.94, 11,620,610.24 and 4,748,956.58

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Solution

The fourth proportional to 8,421,217.94, 11,620,610.24 and 4,748,956.58 is: 6,553,181.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,421,217.94 : 11,620,610.24 = 4,748,956.58 : x
  2. Step 2: Convert to fraction form
    8,421,217.94/11,620,610.24 = 4,748,956.58/x
  3. Step 3: Cross multiply
    8,421,217.94x = 11,620,610.24 × 4,748,956.58
  4. Step 4: Simplify right side
    8,421,217.94x = 55,185,773,462,863.38
  5. Step 5: Solve for x
    x = 55,185,773,462,863.38/8,421,217.94
  6. Step 6: Final answer
    x = 6,553,181.96

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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.