Home / 17,919,327.40-26,878,991.10-6,555,999.40

Finding the Fourth Proportional to 17,919,327.40, 26,878,991.10 and 6,555,999.40

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Solution

The fourth proportional to 17,919,327.40, 26,878,991.10 and 6,555,999.40 is: 9,833,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919,327.40 : 26,878,991.10 = 6,555,999.40 : x
  2. Step 2: Convert to fraction form
    17,919,327.40/26,878,991.10 = 6,555,999.40/x
  3. Step 3: Cross multiply
    17,919,327.40x = 26,878,991.10 × 6,555,999.40
  4. Step 4: Simplify right side
    17,919,327.40x = 176,218,649,524,205.38
  5. Step 5: Solve for x
    x = 176,218,649,524,205.38/17,919,327.40
  6. Step 6: Final answer
    x = 9,833,999.10

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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.