Home / 7,152,342.96-9,873,890.64-5,517,079.32

Finding the Fourth Proportional to 7,152,342.96, 9,873,890.64 and 5,517,079.32

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Solution

The fourth proportional to 7,152,342.96, 9,873,890.64 and 5,517,079.32 is: 7,616,390.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,342.96 : 9,873,890.64 = 5,517,079.32 : x
  2. Step 2: Convert to fraction form
    7,152,342.96/9,873,890.64 = 5,517,079.32/x
  3. Step 3: Cross multiply
    7,152,342.96x = 9,873,890.64 × 5,517,079.32
  4. Step 4: Simplify right side
    7,152,342.96x = 54,475,037,857,885.57
  5. Step 5: Solve for x
    x = 54,475,037,857,885.57/7,152,342.96
  6. Step 6: Final answer
    x = 7,616,390.62

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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.