Home / 12,572,891.80-18,867,632.10-4,594,715.80

Finding the Fourth Proportional to 12,572,891.80, 18,867,632.10 and 4,594,715.80

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Solution

The fourth proportional to 12,572,891.80, 18,867,632.10 and 4,594,715.80 is: 6,895,104.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572,891.80 : 18,867,632.10 = 4,594,715.80 : x
  2. Step 2: Convert to fraction form
    12,572,891.80/18,867,632.10 = 4,594,715.80/x
  3. Step 3: Cross multiply
    12,572,891.80x = 18,867,632.10 × 4,594,715.80
  4. Step 4: Simplify right side
    12,572,891.80x = 86,691,407,318,457.19
  5. Step 5: Solve for x
    x = 86,691,407,318,457.19/12,572,891.80
  6. Step 6: Final answer
    x = 6,895,104.86

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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.