Home / 12,370,190.28-17,071,797.60-6,864,607.32

Finding the Fourth Proportional to 12,370,190.28, 17,071,797.60 and 6,864,607.32

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Solution

The fourth proportional to 12,370,190.28, 17,071,797.60 and 6,864,607.32 is: 9,473,676.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370,190.28 : 17,071,797.60 = 6,864,607.32 : x
  2. Step 2: Convert to fraction form
    12,370,190.28/17,071,797.60 = 6,864,607.32/x
  3. Step 3: Cross multiply
    12,370,190.28x = 17,071,797.60 × 6,864,607.32
  4. Step 4: Simplify right side
    12,370,190.28x = 117,191,186,770,518.45
  5. Step 5: Solve for x
    x = 117,191,186,770,518.45/12,370,190.28
  6. Step 6: Final answer
    x = 9,473,676.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.