Home / 19,300,318.86-28,951,409.32-6,346,182.72

Finding the Fourth Proportional to 19,300,318.86, 28,951,409.32 and 6,346,182.72

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Solution

The fourth proportional to 19,300,318.86, 28,951,409.32 and 6,346,182.72 is: 9,519,580.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,300,318.86 : 28,951,409.32 = 6,346,182.72 : x
  2. Step 2: Convert to fraction form
    19,300,318.86/28,951,409.32 = 6,346,182.72/x
  3. Step 3: Cross multiply
    19,300,318.86x = 28,951,409.32 × 6,346,182.72
  4. Step 4: Simplify right side
    19,300,318.86x = 183,730,933,546,230.94
  5. Step 5: Solve for x
    x = 183,730,933,546,230.94/19,300,318.86
  6. Step 6: Final answer
    x = 9,519,580.21

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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.