Home / 35,905,342.16-53,858,489.40-11,970,821.84

Finding the Fourth Proportional to 35,905,342.16, 53,858,489.40 and 11,970,821.84

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Solution

The fourth proportional to 35,905,342.16, 53,858,489.40 and 11,970,821.84 is: 17,956,391.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,905,342.16 : 53,858,489.40 = 11,970,821.84 : x
  2. Step 2: Convert to fraction form
    35,905,342.16/53,858,489.40 = 11,970,821.84/x
  3. Step 3: Cross multiply
    35,905,342.16x = 53,858,489.40 × 11,970,821.84
  4. Step 4: Simplify right side
    35,905,342.16x = 644,730,381,178,928.50
  5. Step 5: Solve for x
    x = 644,730,381,178,928.50/35,905,342.16
  6. Step 6: Final answer
    x = 17,956,391.51

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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.