Home / 9,190,701.70-12,683,262.21-5,061,116.86

Finding the Fourth Proportional to 9,190,701.70, 12,683,262.21 and 5,061,116.86

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Solution

The fourth proportional to 9,190,701.70, 12,683,262.21 and 5,061,116.86 is: 6,984,392.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190,701.70 : 12,683,262.21 = 5,061,116.86 : x
  2. Step 2: Convert to fraction form
    9,190,701.70/12,683,262.21 = 5,061,116.86/x
  3. Step 3: Cross multiply
    9,190,701.70x = 12,683,262.21 × 5,061,116.86
  4. Step 4: Simplify right side
    9,190,701.70x = 64,191,472,210,831.87
  5. Step 5: Solve for x
    x = 64,191,472,210,831.87/9,190,701.70
  6. Step 6: Final answer
    x = 6,984,392.96

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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.