Home / 12,246,795.41-16,900,561.91-7,598,851.79

Finding the Fourth Proportional to 12,246,795.41, 16,900,561.91 and 7,598,851.79

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Solution

The fourth proportional to 12,246,795.41, 16,900,561.91 and 7,598,851.79 is: 10,486,405.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,246,795.41 : 16,900,561.91 = 7,598,851.79 : x
  2. Step 2: Convert to fraction form
    12,246,795.41/16,900,561.91 = 7,598,851.79/x
  3. Step 3: Cross multiply
    12,246,795.41x = 16,900,561.91 × 7,598,851.79
  4. Step 4: Simplify right side
    12,246,795.41x = 128,424,865,056,311.23
  5. Step 5: Solve for x
    x = 128,424,865,056,311.23/12,246,795.41
  6. Step 6: Final answer
    x = 10,486,405.69

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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.