Home / 7,349,334.56-10,142,419.20-4,086,484.28

Finding the Fourth Proportional to 7,349,334.56, 10,142,419.20 and 4,086,484.28

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Solution

The fourth proportional to 7,349,334.56, 10,142,419.20 and 4,086,484.28 is: 5,639,535.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349,334.56 : 10,142,419.20 = 4,086,484.28 : x
  2. Step 2: Convert to fraction form
    7,349,334.56/10,142,419.20 = 4,086,484.28/x
  3. Step 3: Cross multiply
    7,349,334.56x = 10,142,419.20 × 4,086,484.28
  4. Step 4: Simplify right side
    7,349,334.56x = 41,446,836,621,970.17
  5. Step 5: Solve for x
    x = 41,446,836,621,970.17/7,349,334.56
  6. Step 6: Final answer
    x = 5,639,535.97

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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.