Home / 19,193,475.52-28,790,213.28-6,413,980.23

Finding the Fourth Proportional to 19,193,475.52, 28,790,213.28 and 6,413,980.23

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Solution

The fourth proportional to 19,193,475.52, 28,790,213.28 and 6,413,980.23 is: 9,620,970.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,193,475.52 : 28,790,213.28 = 6,413,980.23 : x
  2. Step 2: Convert to fraction form
    19,193,475.52/28,790,213.28 = 6,413,980.23/x
  3. Step 3: Cross multiply
    19,193,475.52x = 28,790,213.28 × 6,413,980.23
  4. Step 4: Simplify right side
    19,193,475.52x = 184,659,858,795,403.47
  5. Step 5: Solve for x
    x = 184,659,858,795,403.47/19,193,475.52
  6. Step 6: Final answer
    x = 9,620,970.35

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1.5x scale

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.