Home / 12,593,683.36-18,884,313.96-5,305,812.40

Finding the Fourth Proportional to 12,593,683.36, 18,884,313.96 and 5,305,812.40

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Solution

The fourth proportional to 12,593,683.36, 18,884,313.96 and 5,305,812.40 is: 7,956,101.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593,683.36 : 18,884,313.96 = 5,305,812.40 : x
  2. Step 2: Convert to fraction form
    12,593,683.36/18,884,313.96 = 5,305,812.40/x
  3. Step 3: Cross multiply
    12,593,683.36x = 18,884,313.96 × 5,305,812.40
  4. Step 4: Simplify right side
    12,593,683.36x = 100,196,627,174,461.11
  5. Step 5: Solve for x
    x = 100,196,627,174,461.11/12,593,683.36
  6. Step 6: Final answer
    x = 7,956,101.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.