Home / 5,140,949.16-7,094,509.79-2,849,257.47

Finding the Fourth Proportional to 5,140,949.16, 7,094,509.79 and 2,849,257.47

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Solution

The fourth proportional to 5,140,949.16, 7,094,509.79 and 2,849,257.47 is: 3,931,975.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,949.16 : 7,094,509.79 = 2,849,257.47 : x
  2. Step 2: Convert to fraction form
    5,140,949.16/7,094,509.79 = 2,849,257.47/x
  3. Step 3: Cross multiply
    5,140,949.16x = 7,094,509.79 × 2,849,257.47
  4. Step 4: Simplify right side
    5,140,949.16x = 20,214,085,003,624.21
  5. Step 5: Solve for x
    x = 20,214,085,003,624.21/5,140,949.16
  6. Step 6: Final answer
    x = 3,931,975.28

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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.