Home / 12,395,220.30-18,592,830.45-11,013,473.70

Finding the Fourth Proportional to 12,395,220.30, 18,592,830.45 and 11,013,473.70

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Solution

The fourth proportional to 12,395,220.30, 18,592,830.45 and 11,013,473.70 is: 16,520,210.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,395,220.30 : 18,592,830.45 = 11,013,473.70 : x
  2. Step 2: Convert to fraction form
    12,395,220.30/18,592,830.45 = 11,013,473.70/x
  3. Step 3: Cross multiply
    12,395,220.30x = 18,592,830.45 × 11,013,473.70
  4. Step 4: Simplify right side
    12,395,220.30x = 204,771,649,169,634.16
  5. Step 5: Solve for x
    x = 204,771,649,169,634.16/12,395,220.30
  6. Step 6: Final answer
    x = 16,520,210.55

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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.