Home / 10,778,032.20-16,171,325.10-4,388,752.20

Finding the Fourth Proportional to 10,778,032.20, 16,171,325.10 and 4,388,752.20

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Solution

The fourth proportional to 10,778,032.20, 16,171,325.10 and 4,388,752.20 is: 6,584,869.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778,032.20 : 16,171,325.10 = 4,388,752.20 : x
  2. Step 2: Convert to fraction form
    10,778,032.20/16,171,325.10 = 4,388,752.20/x
  3. Step 3: Cross multiply
    10,778,032.20x = 16,171,325.10 × 4,388,752.20
  4. Step 4: Simplify right side
    10,778,032.20x = 70,971,938,609,540.22
  5. Step 5: Solve for x
    x = 70,971,938,609,540.22/10,778,032.20
  6. Step 6: Final answer
    x = 6,584,869.79

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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.