Home / 7,985,633.78-11,020,174.63-4,548,194.66

Finding the Fourth Proportional to 7,985,633.78, 11,020,174.63 and 4,548,194.66

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Solution

The fourth proportional to 7,985,633.78, 11,020,174.63 and 4,548,194.66 is: 6,276,508.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,985,633.78 : 11,020,174.63 = 4,548,194.66 : x
  2. Step 2: Convert to fraction form
    7,985,633.78/11,020,174.63 = 4,548,194.66/x
  3. Step 3: Cross multiply
    7,985,633.78x = 11,020,174.63 × 4,548,194.66
  4. Step 4: Simplify right side
    7,985,633.78x = 50,121,899,381,692.51
  5. Step 5: Solve for x
    x = 50,121,899,381,692.51/7,985,633.78
  6. Step 6: Final answer
    x = 6,276,508.64

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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.