Home / 6,756,630.57-9,325,077.86-4,142,672.38

Finding the Fourth Proportional to 6,756,630.57, 9,325,077.86 and 4,142,672.38

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Solution

The fourth proportional to 6,756,630.57, 9,325,077.86 and 4,142,672.38 is: 5,717,456.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,756,630.57 : 9,325,077.86 = 4,142,672.38 : x
  2. Step 2: Convert to fraction form
    6,756,630.57/9,325,077.86 = 4,142,672.38/x
  3. Step 3: Cross multiply
    6,756,630.57x = 9,325,077.86 × 4,142,672.38
  4. Step 4: Simplify right side
    6,756,630.57x = 38,630,742,463,480.48
  5. Step 5: Solve for x
    x = 38,630,742,463,480.48/6,756,630.57
  6. Step 6: Final answer
    x = 5,717,456.66

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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.