Home / 5,650,493.12-8,422,510.12-5,196,996.80

Finding the Fourth Proportional to 5,650,493.12, 8,422,510.12 and 5,196,996.80

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Solution

The fourth proportional to 5,650,493.12, 8,422,510.12 and 5,196,996.80 is: 7,746,537.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650,493.12 : 8,422,510.12 = 5,196,996.80 : x
  2. Step 2: Convert to fraction form
    5,650,493.12/8,422,510.12 = 5,196,996.80/x
  3. Step 3: Cross multiply
    5,650,493.12x = 8,422,510.12 × 5,196,996.80
  4. Step 4: Simplify right side
    5,650,493.12x = 43,771,758,141,607.61
  5. Step 5: Solve for x
    x = 43,771,758,141,607.61/5,650,493.12
  6. Step 6: Final answer
    x = 7,746,537.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.