Home / 13,674,780.80-20,512,171.20-6,596,892.80

Finding the Fourth Proportional to 13,674,780.80, 20,512,171.20 and 6,596,892.80

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Solution

The fourth proportional to 13,674,780.80, 20,512,171.20 and 6,596,892.80 is: 9,895,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,674,780.80 : 20,512,171.20 = 6,596,892.80 : x
  2. Step 2: Convert to fraction form
    13,674,780.80/20,512,171.20 = 6,596,892.80/x
  3. Step 3: Cross multiply
    13,674,780.80x = 20,512,171.20 × 6,596,892.80
  4. Step 4: Simplify right side
    13,674,780.80x = 135,316,594,501,647.34
  5. Step 5: Solve for x
    x = 135,316,594,501,647.34/13,674,780.80
  6. Step 6: Final answer
    x = 9,895,339.20

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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.