Home / 8,869,889.34-12,239,714.16-5,003,360.82

Finding the Fourth Proportional to 8,869,889.34, 12,239,714.16 and 5,003,360.82

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Solution

The fourth proportional to 8,869,889.34, 12,239,714.16 and 5,003,360.82 is: 6,904,224.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,889.34 : 12,239,714.16 = 5,003,360.82 : x
  2. Step 2: Convert to fraction form
    8,869,889.34/12,239,714.16 = 5,003,360.82/x
  3. Step 3: Cross multiply
    8,869,889.34x = 12,239,714.16 × 5,003,360.82
  4. Step 4: Simplify right side
    8,869,889.34x = 61,239,706,276,143.22
  5. Step 5: Solve for x
    x = 61,239,706,276,143.22/8,869,889.34
  6. Step 6: Final answer
    x = 6,904,224.39

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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.