Home / 8,118,507.81-11,203,554.29-4,447,344.35

Finding the Fourth Proportional to 8,118,507.81, 11,203,554.29 and 4,447,344.35

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Solution

The fourth proportional to 8,118,507.81, 11,203,554.29 and 4,447,344.35 is: 6,137,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,507.81 : 11,203,554.29 = 4,447,344.35 : x
  2. Step 2: Convert to fraction form
    8,118,507.81/11,203,554.29 = 4,447,344.35/x
  3. Step 3: Cross multiply
    8,118,507.81x = 11,203,554.29 × 4,447,344.35
  4. Step 4: Simplify right side
    8,118,507.81x = 49,826,063,793,295.27
  5. Step 5: Solve for x
    x = 49,826,063,793,295.27/8,118,507.81
  6. Step 6: Final answer
    x = 6,137,342.60

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Double scale
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1.5x scale

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.