Home / 5,163,702.80-7,126,162.32-2,871,814.32

Finding the Fourth Proportional to 5,163,702.80, 7,126,162.32 and 2,871,814.32

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Solution

The fourth proportional to 5,163,702.80, 7,126,162.32 and 2,871,814.32 is: 3,963,244.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163,702.80 : 7,126,162.32 = 2,871,814.32 : x
  2. Step 2: Convert to fraction form
    5,163,702.80/7,126,162.32 = 2,871,814.32/x
  3. Step 3: Cross multiply
    5,163,702.80x = 7,126,162.32 × 2,871,814.32
  4. Step 4: Simplify right side
    5,163,702.80x = 20,465,014,997,220.42
  5. Step 5: Solve for x
    x = 20,465,014,997,220.42/5,163,702.80
  6. Step 6: Final answer
    x = 3,963,244.17

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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.