Home / 8,502,313.96-12,756,224.94-5,090,066.92

Finding the Fourth Proportional to 8,502,313.96, 12,756,224.94 and 5,090,066.92

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Solution

The fourth proportional to 8,502,313.96, 12,756,224.94 and 5,090,066.92 is: 7,636,749.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502,313.96 : 12,756,224.94 = 5,090,066.92 : x
  2. Step 2: Convert to fraction form
    8,502,313.96/12,756,224.94 = 5,090,066.92/x
  3. Step 3: Cross multiply
    8,502,313.96x = 12,756,224.94 × 5,090,066.92
  4. Step 4: Simplify right side
    8,502,313.96x = 64,930,038,591,172.98
  5. Step 5: Solve for x
    x = 64,930,038,591,172.98/8,502,313.96
  6. Step 6: Final answer
    x = 7,636,749.11

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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.