Home / 8,028,501.20-11,088,526.68-5,287,441.52

Finding the Fourth Proportional to 8,028,501.20, 11,088,526.68 and 5,287,441.52

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Solution

The fourth proportional to 8,028,501.20, 11,088,526.68 and 5,287,441.52 is: 7,302,724.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028,501.20 : 11,088,526.68 = 5,287,441.52 : x
  2. Step 2: Convert to fraction form
    8,028,501.20/11,088,526.68 = 5,287,441.52/x
  3. Step 3: Cross multiply
    8,028,501.20x = 11,088,526.68 × 5,287,441.52
  4. Step 4: Simplify right side
    8,028,501.20x = 58,629,936,363,459.75
  5. Step 5: Solve for x
    x = 58,629,936,363,459.75/8,028,501.20
  6. Step 6: Final answer
    x = 7,302,724.99

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1.5x scale

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.