Home / 11,838,809.80-16,337,600.58-6,406,301.80

Finding the Fourth Proportional to 11,838,809.80, 16,337,600.58 and 6,406,301.80

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Solution

The fourth proportional to 11,838,809.80, 16,337,600.58 and 6,406,301.80 is: 8,840,719.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838,809.80 : 16,337,600.58 = 6,406,301.80 : x
  2. Step 2: Convert to fraction form
    11,838,809.80/16,337,600.58 = 6,406,301.80/x
  3. Step 3: Cross multiply
    11,838,809.80x = 16,337,600.58 × 6,406,301.80
  4. Step 4: Simplify right side
    11,838,809.80x = 104,663,600,003,335.05
  5. Step 5: Solve for x
    x = 104,663,600,003,335.05/11,838,809.80
  6. Step 6: Final answer
    x = 8,840,719.78

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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.