Home / 7,249,351.80-10,004,141.61-3,986,376.96

Finding the Fourth Proportional to 7,249,351.80, 10,004,141.61 and 3,986,376.96

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Solution

The fourth proportional to 7,249,351.80, 10,004,141.61 and 3,986,376.96 is: 5,501,220.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249,351.80 : 10,004,141.61 = 3,986,376.96 : x
  2. Step 2: Convert to fraction form
    7,249,351.80/10,004,141.61 = 3,986,376.96/x
  3. Step 3: Cross multiply
    7,249,351.80x = 10,004,141.61 × 3,986,376.96
  4. Step 4: Simplify right side
    7,249,351.80x = 39,880,279,618,681.30
  5. Step 5: Solve for x
    x = 39,880,279,618,681.30/7,249,351.80
  6. Step 6: Final answer
    x = 5,501,220.07

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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.