Home / 6,459,702.21-8,914,590.47-3,706,893.72

Finding the Fourth Proportional to 6,459,702.21, 8,914,590.47 and 3,706,893.72

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Solution

The fourth proportional to 6,459,702.21, 8,914,590.47 and 3,706,893.72 is: 5,115,628.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,702.21 : 8,914,590.47 = 3,706,893.72 : x
  2. Step 2: Convert to fraction form
    6,459,702.21/8,914,590.47 = 3,706,893.72/x
  3. Step 3: Cross multiply
    6,459,702.21x = 8,914,590.47 × 3,706,893.72
  4. Step 4: Simplify right side
    6,459,702.21x = 33,045,439,438,882.09
  5. Step 5: Solve for x
    x = 33,045,439,438,882.09/6,459,702.21
  6. Step 6: Final answer
    x = 5,115,628.92

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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.