Home / 27,020,341.70-40,524,434.56-12,433,268.88

Finding the Fourth Proportional to 27,020,341.70, 40,524,434.56 and 12,433,268.88

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Solution

The fourth proportional to 27,020,341.70, 40,524,434.56 and 12,433,268.88 is: 18,647,106.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,020,341.70 : 40,524,434.56 = 12,433,268.88 : x
  2. Step 2: Convert to fraction form
    27,020,341.70/40,524,434.56 = 12,433,268.88/x
  3. Step 3: Cross multiply
    27,020,341.70x = 40,524,434.56 × 12,433,268.88
  4. Step 4: Simplify right side
    27,020,341.70x = 503,851,191,094,444.56
  5. Step 5: Solve for x
    x = 503,851,191,094,444.56/27,020,341.70
  6. Step 6: Final answer
    x = 18,647,106.56

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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.