Home / 7,715,182.88-11,574,698.66-5,445,141.23

Finding the Fourth Proportional to 7,715,182.88, 11,574,698.66 and 5,445,141.23

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Solution

The fourth proportional to 7,715,182.88, 11,574,698.66 and 5,445,141.23 is: 8,169,069.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,715,182.88 : 11,574,698.66 = 5,445,141.23 : x
  2. Step 2: Convert to fraction form
    7,715,182.88/11,574,698.66 = 5,445,141.23/x
  3. Step 3: Cross multiply
    7,715,182.88x = 11,574,698.66 × 5,445,141.23
  4. Step 4: Simplify right side
    7,715,182.88x = 63,025,868,871,166.05
  5. Step 5: Solve for x
    x = 63,025,868,871,166.05/7,715,182.88
  6. Step 6: Final answer
    x = 8,169,069.98

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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.