Home / 9,190,958.40-12,683,866.68-5,061,168.60

Finding the Fourth Proportional to 9,190,958.40, 12,683,866.68 and 5,061,168.60

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Solution

The fourth proportional to 9,190,958.40, 12,683,866.68 and 5,061,168.60 is: 6,984,602.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190,958.40 : 12,683,866.68 = 5,061,168.60 : x
  2. Step 2: Convert to fraction form
    9,190,958.40/12,683,866.68 = 5,061,168.60/x
  3. Step 3: Cross multiply
    9,190,958.40x = 12,683,866.68 × 5,061,168.60
  4. Step 4: Simplify right side
    9,190,958.40x = 64,195,187,767,402.24
  5. Step 5: Solve for x
    x = 64,195,187,767,402.24/9,190,958.40
  6. Step 6: Final answer
    x = 6,984,602.15

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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.