Home / 12,059,897.22-18,091,682.91-7,507,263.06

Finding the Fourth Proportional to 12,059,897.22, 18,091,682.91 and 7,507,263.06

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Solution

The fourth proportional to 12,059,897.22, 18,091,682.91 and 7,507,263.06 is: 11,262,038.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059,897.22 : 18,091,682.91 = 7,507,263.06 : x
  2. Step 2: Convert to fraction form
    12,059,897.22/18,091,682.91 = 7,507,263.06/x
  3. Step 3: Cross multiply
    12,059,897.22x = 18,091,682.91 × 7,507,263.06
  4. Step 4: Simplify right side
    12,059,897.22x = 135,819,022,803,476.30
  5. Step 5: Solve for x
    x = 135,819,022,803,476.30/12,059,897.22
  6. Step 6: Final answer
    x = 11,262,038.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.