Home / 7,740,458.70-10,682,038.50-4,255,944.42

Finding the Fourth Proportional to 7,740,458.70, 10,682,038.50 and 4,255,944.42

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Solution

The fourth proportional to 7,740,458.70, 10,682,038.50 and 4,255,944.42 is: 5,873,316.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740,458.70 : 10,682,038.50 = 4,255,944.42 : x
  2. Step 2: Convert to fraction form
    7,740,458.70/10,682,038.50 = 4,255,944.42/x
  3. Step 3: Cross multiply
    7,740,458.70x = 10,682,038.50 × 4,255,944.42
  4. Step 4: Simplify right side
    7,740,458.70x = 45,462,162,148,300.17
  5. Step 5: Solve for x
    x = 45,462,162,148,300.17/7,740,458.70
  6. Step 6: Final answer
    x = 5,873,316.29

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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.