Home / 83,871,374.96-115,741,393.83-46,193,815.40

Finding the Fourth Proportional to 83,871,374.96, 115,741,393.83 and 46,193,815.40

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Solution

The fourth proportional to 83,871,374.96, 115,741,393.83 and 46,193,815.40 is: 63,746,857.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,871,374.96 : 115,741,393.83 = 46,193,815.40 : x
  2. Step 2: Convert to fraction form
    83,871,374.96/115,741,393.83 = 46,193,815.40/x
  3. Step 3: Cross multiply
    83,871,374.96x = 115,741,393.83 × 46,193,815.40
  4. Step 4: Simplify right side
    83,871,374.96x = 5,346,536,580,143,012
  5. Step 5: Solve for x
    x = 5,346,536,580,143,012/83,871,374.96
  6. Step 6: Final answer
    x = 63,746,857.41

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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.