Home / 13,459,714.72-18,573,703.20-7,346,962.24

Finding the Fourth Proportional to 13,459,714.72, 18,573,703.20 and 7,346,962.24

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Solution

The fourth proportional to 13,459,714.72, 18,573,703.20 and 7,346,962.24 is: 10,138,424.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,714.72 : 18,573,703.20 = 7,346,962.24 : x
  2. Step 2: Convert to fraction form
    13,459,714.72/18,573,703.20 = 7,346,962.24/x
  3. Step 3: Cross multiply
    13,459,714.72x = 18,573,703.20 × 7,346,962.24
  4. Step 4: Simplify right side
    13,459,714.72x = 136,460,296,067,367.17
  5. Step 5: Solve for x
    x = 136,460,296,067,367.17/13,459,714.72
  6. Step 6: Final answer
    x = 10,138,424.10

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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.