Home / 4,920,666.70-7,381,000.05-4,136,845.90

Finding the Fourth Proportional to 4,920,666.70, 7,381,000.05 and 4,136,845.90

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Solution

The fourth proportional to 4,920,666.70, 7,381,000.05 and 4,136,845.90 is: 6,205,268.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,666.70 : 7,381,000.05 = 4,136,845.90 : x
  2. Step 2: Convert to fraction form
    4,920,666.70/7,381,000.05 = 4,136,845.90/x
  3. Step 3: Cross multiply
    4,920,666.70x = 7,381,000.05 × 4,136,845.90
  4. Step 4: Simplify right side
    4,920,666.70x = 30,534,059,794,742.29
  5. Step 5: Solve for x
    x = 30,534,059,794,742.29/4,920,666.70
  6. Step 6: Final answer
    x = 6,205,268.85

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1.5x scale

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.