Home / 38,947,195.72-53,465,681.86-33,430,993.96

Finding the Fourth Proportional to 38,947,195.72, 53,465,681.86 and 33,430,993.96

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Solution

The fourth proportional to 38,947,195.72, 53,465,681.86 and 33,430,993.96 is: 45,893,185.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,947,195.72 : 53,465,681.86 = 33,430,993.96 : x
  2. Step 2: Convert to fraction form
    38,947,195.72/53,465,681.86 = 33,430,993.96/x
  3. Step 3: Cross multiply
    38,947,195.72x = 53,465,681.86 × 33,430,993.96
  4. Step 4: Simplify right side
    38,947,195.72x = 1,787,410,887,328,941.50
  5. Step 5: Solve for x
    x = 1,787,410,887,328,941.50/38,947,195.72
  6. Step 6: Final answer
    x = 45,893,185.74

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.