Home / 8,090,384.40-12,135,576.60-2,106,752.40

Finding the Fourth Proportional to 8,090,384.40, 12,135,576.60 and 2,106,752.40

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Solution

The fourth proportional to 8,090,384.40, 12,135,576.60 and 2,106,752.40 is: 3,160,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090,384.40 : 12,135,576.60 = 2,106,752.40 : x
  2. Step 2: Convert to fraction form
    8,090,384.40/12,135,576.60 = 2,106,752.40/x
  3. Step 3: Cross multiply
    8,090,384.40x = 12,135,576.60 × 2,106,752.40
  4. Step 4: Simplify right side
    8,090,384.40x = 25,566,655,127,433.84
  5. Step 5: Solve for x
    x = 25,566,655,127,433.84/8,090,384.40
  6. Step 6: Final answer
    x = 3,160,128.60

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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.