Home / 30,350,191.96-41,884,355.10-17,299,420.12

Finding the Fourth Proportional to 30,350,191.96, 41,884,355.10 and 17,299,420.12

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Solution

The fourth proportional to 30,350,191.96, 41,884,355.10 and 17,299,420.12 is: 23,873,821.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350,191.96 : 41,884,355.10 = 17,299,420.12 : x
  2. Step 2: Convert to fraction form
    30,350,191.96/41,884,355.10 = 17,299,420.12/x
  3. Step 3: Cross multiply
    30,350,191.96x = 41,884,355.10 × 17,299,420.12
  4. Step 4: Simplify right side
    30,350,191.96x = 724,575,055,330,164.62
  5. Step 5: Solve for x
    x = 724,575,055,330,164.62/30,350,191.96
  6. Step 6: Final answer
    x = 23,873,821.17

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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.