Home / 5,153,748.08-7,112,257.76-2,830,855.28

Finding the Fourth Proportional to 5,153,748.08, 7,112,257.76 and 2,830,855.28

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Solution

The fourth proportional to 5,153,748.08, 7,112,257.76 and 2,830,855.28 is: 3,906,627.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,748.08 : 7,112,257.76 = 2,830,855.28 : x
  2. Step 2: Convert to fraction form
    5,153,748.08/7,112,257.76 = 2,830,855.28/x
  3. Step 3: Cross multiply
    5,153,748.08x = 7,112,257.76 × 2,830,855.28
  4. Step 4: Simplify right side
    5,153,748.08x = 20,133,772,432,616.97
  5. Step 5: Solve for x
    x = 20,133,772,432,616.97/5,153,748.08
  6. Step 6: Final answer
    x = 3,906,627.20

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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.