Home / 28,913,028.67-39,899,607.29-16,522,980.19

Finding the Fourth Proportional to 28,913,028.67, 39,899,607.29 and 16,522,980.19

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Solution

The fourth proportional to 28,913,028.67, 39,899,607.29 and 16,522,980.19 is: 22,801,499.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913,028.67 : 39,899,607.29 = 16,522,980.19 : x
  2. Step 2: Convert to fraction form
    28,913,028.67/39,899,607.29 = 16,522,980.19/x
  3. Step 3: Cross multiply
    28,913,028.67x = 39,899,607.29 × 16,522,980.19
  4. Step 4: Simplify right side
    28,913,028.67x = 659,260,420,841,449.50
  5. Step 5: Solve for x
    x = 659,260,420,841,449.50/28,913,028.67
  6. Step 6: Final answer
    x = 22,801,499.92

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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.