Home / 13,307,576.30-18,364,565.37-7,347,175.10

Finding the Fourth Proportional to 13,307,576.30, 18,364,565.37 and 7,347,175.10

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Solution

The fourth proportional to 13,307,576.30, 18,364,565.37 and 7,347,175.10 is: 10,139,162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307,576.30 : 18,364,565.37 = 7,347,175.10 : x
  2. Step 2: Convert to fraction form
    13,307,576.30/18,364,565.37 = 7,347,175.10/x
  3. Step 3: Cross multiply
    13,307,576.30x = 18,364,565.37 × 7,347,175.10
  4. Step 4: Simplify right side
    13,307,576.30x = 134,927,677,408,786.28
  5. Step 5: Solve for x
    x = 134,927,677,408,786.28/13,307,576.30
  6. Step 6: Final answer
    x = 10,139,162.41

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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.