Home / 12,619,510.60-18,929,265.90-9,596,201.80

Finding the Fourth Proportional to 12,619,510.60, 18,929,265.90 and 9,596,201.80

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Solution

The fourth proportional to 12,619,510.60, 18,929,265.90 and 9,596,201.80 is: 14,394,302.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,619,510.60 : 18,929,265.90 = 9,596,201.80 : x
  2. Step 2: Convert to fraction form
    12,619,510.60/18,929,265.90 = 9,596,201.80/x
  3. Step 3: Cross multiply
    12,619,510.60x = 18,929,265.90 × 9,596,201.80
  4. Step 4: Simplify right side
    12,619,510.60x = 181,649,055,502,258.62
  5. Step 5: Solve for x
    x = 181,649,055,502,258.62/12,619,510.60
  6. Step 6: Final answer
    x = 14,394,302.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.