Home / 5,205,390.56-7,183,368.48-2,913,550.64

Finding the Fourth Proportional to 5,205,390.56, 7,183,368.48 and 2,913,550.64

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Solution

The fourth proportional to 5,205,390.56, 7,183,368.48 and 2,913,550.64 is: 4,020,660.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,390.56 : 7,183,368.48 = 2,913,550.64 : x
  2. Step 2: Convert to fraction form
    5,205,390.56/7,183,368.48 = 2,913,550.64/x
  3. Step 3: Cross multiply
    5,205,390.56x = 7,183,368.48 × 2,913,550.64
  4. Step 4: Simplify right side
    5,205,390.56x = 20,929,107,832,259.83
  5. Step 5: Solve for x
    x = 20,929,107,832,259.83/5,205,390.56
  6. Step 6: Final answer
    x = 4,020,660.43

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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.