Home / 12,892,097.37-17,791,430.94-7,091,031.33

Finding the Fourth Proportional to 12,892,097.37, 17,791,430.94 and 7,091,031.33

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Solution

The fourth proportional to 12,892,097.37, 17,791,430.94 and 7,091,031.33 is: 9,785,808.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,892,097.37 : 17,791,430.94 = 7,091,031.33 : x
  2. Step 2: Convert to fraction form
    12,892,097.37/17,791,430.94 = 7,091,031.33/x
  3. Step 3: Cross multiply
    12,892,097.37x = 17,791,430.94 × 7,091,031.33
  4. Step 4: Simplify right side
    12,892,097.37x = 126,159,594,201,071.36
  5. Step 5: Solve for x
    x = 126,159,594,201,071.36/12,892,097.37
  6. Step 6: Final answer
    x = 9,785,808.36

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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.