Home / 18,701,281.20-28,028,302.20-9,095,977.20

Finding the Fourth Proportional to 18,701,281.20, 28,028,302.20 and 9,095,977.20

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Solution

The fourth proportional to 18,701,281.20, 28,028,302.20 and 9,095,977.20 is: 13,632,477.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701,281.20 : 28,028,302.20 = 9,095,977.20 : x
  2. Step 2: Convert to fraction form
    18,701,281.20/28,028,302.20 = 9,095,977.20/x
  3. Step 3: Cross multiply
    18,701,281.20x = 28,028,302.20 × 9,095,977.20
  4. Step 4: Simplify right side
    18,701,281.20x = 254,944,797,765,909.81
  5. Step 5: Solve for x
    x = 254,944,797,765,909.81/18,701,281.20
  6. Step 6: Final answer
    x = 13,632,477.64

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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.