Home / 17,623,165.92-26,430,263.70-5,490,367.89

Finding the Fourth Proportional to 17,623,165.92, 26,430,263.70 and 5,490,367.89

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Solution

The fourth proportional to 17,623,165.92, 26,430,263.70 and 5,490,367.89 is: 8,234,154.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,623,165.92 : 26,430,263.70 = 5,490,367.89 : x
  2. Step 2: Convert to fraction form
    17,623,165.92/26,430,263.70 = 5,490,367.89/x
  3. Step 3: Cross multiply
    17,623,165.92x = 26,430,263.70 × 5,490,367.89
  4. Step 4: Simplify right side
    17,623,165.92x = 145,111,871,142,712.59
  5. Step 5: Solve for x
    x = 145,111,871,142,712.59/17,623,165.92
  6. Step 6: Final answer
    x = 8,234,154.51

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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.