Home / 28,912,514.24-43,354,821.20-16,785,030.62

Finding the Fourth Proportional to 28,912,514.24, 43,354,821.20 and 16,785,030.62

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Solution

The fourth proportional to 28,912,514.24, 43,354,821.20 and 16,785,030.62 is: 25,169,447.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,912,514.24 : 43,354,821.20 = 16,785,030.62 : x
  2. Step 2: Convert to fraction form
    28,912,514.24/43,354,821.20 = 16,785,030.62/x
  3. Step 3: Cross multiply
    28,912,514.24x = 43,354,821.20 × 16,785,030.62
  4. Step 4: Simplify right side
    28,912,514.24x = 727,712,001,391,087
  5. Step 5: Solve for x
    x = 727,712,001,391,087/28,912,514.24
  6. Step 6: Final answer
    x = 25,169,447.23

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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.