Home / 14,108,917.76-21,159,534.54-3,871,350.17

Finding the Fourth Proportional to 14,108,917.76, 21,159,534.54 and 3,871,350.17

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Solution

The fourth proportional to 14,108,917.76, 21,159,534.54 and 3,871,350.17 is: 5,805,971.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108,917.76 : 21,159,534.54 = 3,871,350.17 : x
  2. Step 2: Convert to fraction form
    14,108,917.76/21,159,534.54 = 3,871,350.17/x
  3. Step 3: Cross multiply
    14,108,917.76x = 21,159,534.54 × 3,871,350.17
  4. Step 4: Simplify right side
    14,108,917.76x = 81,915,967,638,549.86
  5. Step 5: Solve for x
    x = 81,915,967,638,549.86/14,108,917.76
  6. Step 6: Final answer
    x = 5,805,971.02

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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.