Home / 13,051,714.92-18,012,932.33-7,827,597.10

Finding the Fourth Proportional to 13,051,714.92, 18,012,932.33 and 7,827,597.10

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Solution

The fourth proportional to 13,051,714.92, 18,012,932.33 and 7,827,597.10 is: 10,803,023.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051,714.92 : 18,012,932.33 = 7,827,597.10 : x
  2. Step 2: Convert to fraction form
    13,051,714.92/18,012,932.33 = 7,827,597.10/x
  3. Step 3: Cross multiply
    13,051,714.92x = 18,012,932.33 × 7,827,597.10
  4. Step 4: Simplify right side
    13,051,714.92x = 140,997,976,868,804.22
  5. Step 5: Solve for x
    x = 140,997,976,868,804.22/13,051,714.92
  6. Step 6: Final answer
    x = 10,803,023.03

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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.