Home / 7,470,732.20-11,206,098.30-6,809,383.40

Finding the Fourth Proportional to 7,470,732.20, 11,206,098.30 and 6,809,383.40

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Solution

The fourth proportional to 7,470,732.20, 11,206,098.30 and 6,809,383.40 is: 10,214,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,732.20 : 11,206,098.30 = 6,809,383.40 : x
  2. Step 2: Convert to fraction form
    7,470,732.20/11,206,098.30 = 6,809,383.40/x
  3. Step 3: Cross multiply
    7,470,732.20x = 11,206,098.30 × 6,809,383.40
  4. Step 4: Simplify right side
    7,470,732.20x = 76,306,619,742,788.23
  5. Step 5: Solve for x
    x = 76,306,619,742,788.23/7,470,732.20
  6. Step 6: Final answer
    x = 10,214,075.10

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1.5x scale

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.