Home / 28,912,525.16-43,354,836.50-16,785,041.54

Finding the Fourth Proportional to 28,912,525.16, 43,354,836.50 and 16,785,041.54

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Solution

The fourth proportional to 28,912,525.16, 43,354,836.50 and 16,785,041.54 is: 25,169,462.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,912,525.16 : 43,354,836.50 = 16,785,041.54 : x
  2. Step 2: Convert to fraction form
    28,912,525.16/43,354,836.50 = 16,785,041.54/x
  3. Step 3: Cross multiply
    28,912,525.16x = 43,354,836.50 × 16,785,041.54
  4. Step 4: Simplify right side
    28,912,525.16x = 727,712,731,311,708.75
  5. Step 5: Solve for x
    x = 727,712,731,311,708.75/28,912,525.16
  6. Step 6: Final answer
    x = 25,169,462.97

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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.