Home / 7,407,222.12-10,222,363.62-4,143,842.22

Finding the Fourth Proportional to 7,407,222.12, 10,222,363.62 and 4,143,842.22

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Solution

The fourth proportional to 7,407,222.12, 10,222,363.62 and 4,143,842.22 is: 5,718,724.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,222.12 : 10,222,363.62 = 4,143,842.22 : x
  2. Step 2: Convert to fraction form
    7,407,222.12/10,222,363.62 = 4,143,842.22/x
  3. Step 3: Cross multiply
    7,407,222.12x = 10,222,363.62 × 4,143,842.22
  4. Step 4: Simplify right side
    7,407,222.12x = 42,359,861,956,748.03
  5. Step 5: Solve for x
    x = 42,359,861,956,748.03/7,407,222.12
  6. Step 6: Final answer
    x = 5,718,724.41

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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.