Home / 7,338,684.96-10,127,107.78-4,075,709.87

Finding the Fourth Proportional to 7,338,684.96, 10,127,107.78 and 4,075,709.87

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Solution

The fourth proportional to 7,338,684.96, 10,127,107.78 and 4,075,709.87 is: 5,624,325.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,684.96 : 10,127,107.78 = 4,075,709.87 : x
  2. Step 2: Convert to fraction form
    7,338,684.96/10,127,107.78 = 4,075,709.87/x
  3. Step 3: Cross multiply
    7,338,684.96x = 10,127,107.78 × 4,075,709.87
  4. Step 4: Simplify right side
    7,338,684.96x = 41,275,153,148,628.28
  5. Step 5: Solve for x
    x = 41,275,153,148,628.28/7,338,684.96
  6. Step 6: Final answer
    x = 5,624,325.53

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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.