Home / 8,095,078.70-12,126,871.65-4,890,686.30

Finding the Fourth Proportional to 8,095,078.70, 12,126,871.65 and 4,890,686.30

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Solution

The fourth proportional to 8,095,078.70, 12,126,871.65 and 4,890,686.30 is: 7,326,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,095,078.70 : 12,126,871.65 = 4,890,686.30 : x
  2. Step 2: Convert to fraction form
    8,095,078.70/12,126,871.65 = 4,890,686.30/x
  3. Step 3: Cross multiply
    8,095,078.70x = 12,126,871.65 × 4,890,686.30
  4. Step 4: Simplify right side
    8,095,078.70x = 59,308,725,040,513.40
  5. Step 5: Solve for x
    x = 59,308,725,040,513.40/8,095,078.70
  6. Step 6: Final answer
    x = 7,326,516.18

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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.