Home / 8,808,911.20-13,209,430.20-3,415,769.20

Finding the Fourth Proportional to 8,808,911.20, 13,209,430.20 and 3,415,769.20

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Solution

The fourth proportional to 8,808,911.20, 13,209,430.20 and 3,415,769.20 is: 5,122,127.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808,911.20 : 13,209,430.20 = 3,415,769.20 : x
  2. Step 2: Convert to fraction form
    8,808,911.20/13,209,430.20 = 3,415,769.20/x
  3. Step 3: Cross multiply
    8,808,911.20x = 13,209,430.20 × 3,415,769.20
  4. Step 4: Simplify right side
    8,808,911.20x = 45,120,364,826,709.84
  5. Step 5: Solve for x
    x = 45,120,364,826,709.84/8,808,911.20
  6. Step 6: Final answer
    x = 5,122,127.33

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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.