Home / 8,344,068.31-12,519,699.18-4,505,128.84

Finding the Fourth Proportional to 8,344,068.31, 12,519,699.18 and 4,505,128.84

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Solution

The fourth proportional to 8,344,068.31, 12,519,699.18 and 4,505,128.84 is: 6,759,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344,068.31 : 12,519,699.18 = 4,505,128.84 : x
  2. Step 2: Convert to fraction form
    8,344,068.31/12,519,699.18 = 4,505,128.84/x
  3. Step 3: Cross multiply
    8,344,068.31x = 12,519,699.18 × 4,505,128.84
  4. Step 4: Simplify right side
    8,344,068.31x = 56,402,857,843,942.35
  5. Step 5: Solve for x
    x = 56,402,857,843,942.35/8,344,068.31
  6. Step 6: Final answer
    x = 6,759,635.20

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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.