Home / 7,056,492.77-9,738,546.95-3,917,051.91

Finding the Fourth Proportional to 7,056,492.77, 9,738,546.95 and 3,917,051.91

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Solution

The fourth proportional to 7,056,492.77, 9,738,546.95 and 3,917,051.91 is: 5,405,857.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056,492.77 : 9,738,546.95 = 3,917,051.91 : x
  2. Step 2: Convert to fraction form
    7,056,492.77/9,738,546.95 = 3,917,051.91/x
  3. Step 3: Cross multiply
    7,056,492.77x = 9,738,546.95 × 3,917,051.91
  4. Step 4: Simplify right side
    7,056,492.77x = 38,146,393,911,536.91
  5. Step 5: Solve for x
    x = 38,146,393,911,536.91/7,056,492.77
  6. Step 6: Final answer
    x = 5,405,857.44

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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.