Home / 9,642,104.30-13,306,487.57-5,291,346.30

Finding the Fourth Proportional to 9,642,104.30, 13,306,487.57 and 5,291,346.30

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Solution

The fourth proportional to 9,642,104.30, 13,306,487.57 and 5,291,346.30 is: 7,302,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642,104.30 : 13,306,487.57 = 5,291,346.30 : x
  2. Step 2: Convert to fraction form
    9,642,104.30/13,306,487.57 = 5,291,346.30/x
  3. Step 3: Cross multiply
    9,642,104.30x = 13,306,487.57 × 5,291,346.30
  4. Step 4: Simplify right side
    9,642,104.30x = 70,409,233,769,515.48
  5. Step 5: Solve for x
    x = 70,409,233,769,515.48/9,642,104.30
  6. Step 6: Final answer
    x = 7,302,268.42

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Double scale
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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.