Home / 8,284,443.29-12,420,887.66-3,670,920.31

Finding the Fourth Proportional to 8,284,443.29, 12,420,887.66 and 3,670,920.31

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Solution

The fourth proportional to 8,284,443.29, 12,420,887.66 and 3,670,920.31 is: 5,503,820.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,443.29 : 12,420,887.66 = 3,670,920.31 : x
  2. Step 2: Convert to fraction form
    8,284,443.29/12,420,887.66 = 3,670,920.31/x
  3. Step 3: Cross multiply
    8,284,443.29x = 12,420,887.66 × 3,670,920.31
  4. Step 4: Simplify right side
    8,284,443.29x = 45,596,088,779,322.38
  5. Step 5: Solve for x
    x = 45,596,088,779,322.38/8,284,443.29
  6. Step 6: Final answer
    x = 5,503,820.50

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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.