Home / 10,778,026.20-16,171,316.10-4,388,746.20

Finding the Fourth Proportional to 10,778,026.20, 16,171,316.10 and 4,388,746.20

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Solution

The fourth proportional to 10,778,026.20, 16,171,316.10 and 4,388,746.20 is: 6,584,860.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778,026.20 : 16,171,316.10 = 4,388,746.20 : x
  2. Step 2: Convert to fraction form
    10,778,026.20/16,171,316.10 = 4,388,746.20/x
  3. Step 3: Cross multiply
    10,778,026.20x = 16,171,316.10 × 4,388,746.20
  4. Step 4: Simplify right side
    10,778,026.20x = 70,971,802,082,873.83
  5. Step 5: Solve for x
    x = 70,971,802,082,873.83/10,778,026.20
  6. Step 6: Final answer
    x = 6,584,860.79

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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.