Home / 5,200,791.63-7,176,702.69-2,908,509.45

Finding the Fourth Proportional to 5,200,791.63, 7,176,702.69 and 2,908,509.45

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Solution

The fourth proportional to 5,200,791.63, 7,176,702.69 and 2,908,509.45 is: 4,013,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,791.63 : 7,176,702.69 = 2,908,509.45 : x
  2. Step 2: Convert to fraction form
    5,200,791.63/7,176,702.69 = 2,908,509.45/x
  3. Step 3: Cross multiply
    5,200,791.63x = 7,176,702.69 × 2,908,509.45
  4. Step 4: Simplify right side
    5,200,791.63x = 20,873,507,593,705.42
  5. Step 5: Solve for x
    x = 20,873,507,593,705.42/5,200,791.63
  6. Step 6: Final answer
    x = 4,013,525.07

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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.