Home / 9,050,329.50-12,489,701.13-4,920,638.64

Finding the Fourth Proportional to 9,050,329.50, 12,489,701.13 and 4,920,638.64

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Solution

The fourth proportional to 9,050,329.50, 12,489,701.13 and 4,920,638.64 is: 6,790,615.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050,329.50 : 12,489,701.13 = 4,920,638.64 : x
  2. Step 2: Convert to fraction form
    9,050,329.50/12,489,701.13 = 4,920,638.64/x
  3. Step 3: Cross multiply
    9,050,329.50x = 12,489,701.13 × 4,920,638.64
  4. Step 4: Simplify right side
    9,050,329.50x = 61,457,305,982,329.66
  5. Step 5: Solve for x
    x = 61,457,305,982,329.66/9,050,329.50
  6. Step 6: Final answer
    x = 6,790,615.30

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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.