Home / 6,217,341.95-9,315,702.72-3,781,126.31

Finding the Fourth Proportional to 6,217,341.95, 9,315,702.72 and 3,781,126.31

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Solution

The fourth proportional to 6,217,341.95, 9,315,702.72 and 3,781,126.31 is: 5,665,419.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217,341.95 : 9,315,702.72 = 3,781,126.31 : x
  2. Step 2: Convert to fraction form
    6,217,341.95/9,315,702.72 = 3,781,126.31/x
  3. Step 3: Cross multiply
    6,217,341.95x = 9,315,702.72 × 3,781,126.31
  4. Step 4: Simplify right side
    6,217,341.95x = 35,223,848,604,152.05
  5. Step 5: Solve for x
    x = 35,223,848,604,152.05/6,217,341.95
  6. Step 6: Final answer
    x = 5,665,419.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.