Home / 11,360,980.20-15,678,210.21-6,204,341.60

Finding the Fourth Proportional to 11,360,980.20, 15,678,210.21 and 6,204,341.60

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Solution

The fourth proportional to 11,360,980.20, 15,678,210.21 and 6,204,341.60 is: 8,562,022.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360,980.20 : 15,678,210.21 = 6,204,341.60 : x
  2. Step 2: Convert to fraction form
    11,360,980.20/15,678,210.21 = 6,204,341.60/x
  3. Step 3: Cross multiply
    11,360,980.20x = 15,678,210.21 × 6,204,341.60
  4. Step 4: Simplify right side
    11,360,980.20x = 97,272,971,819,447.73
  5. Step 5: Solve for x
    x = 97,272,971,819,447.73/11,360,980.20
  6. Step 6: Final answer
    x = 8,562,022.83

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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.