Home / 5,550,828.72-7,655,902.38-4,777,754.28

Finding the Fourth Proportional to 5,550,828.72, 7,655,902.38 and 4,777,754.28

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Solution

The fourth proportional to 5,550,828.72, 7,655,902.38 and 4,777,754.28 is: 6,589,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550,828.72 : 7,655,902.38 = 4,777,754.28 : x
  2. Step 2: Convert to fraction form
    5,550,828.72/7,655,902.38 = 4,777,754.28/x
  3. Step 3: Cross multiply
    5,550,828.72x = 7,655,902.38 × 4,777,754.28
  4. Step 4: Simplify right side
    5,550,828.72x = 36,578,020,363,307.19
  5. Step 5: Solve for x
    x = 36,578,020,363,307.19/5,550,828.72
  6. Step 6: Final answer
    x = 6,589,650.34

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1.5x scale

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.