Home / 12,749,761.08-19,130,275.87-6,683,042.22

Finding the Fourth Proportional to 12,749,761.08, 19,130,275.87 and 6,683,042.22

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Solution

The fourth proportional to 12,749,761.08, 19,130,275.87 and 6,683,042.22 is: 10,027,516.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,749,761.08 : 19,130,275.87 = 6,683,042.22 : x
  2. Step 2: Convert to fraction form
    12,749,761.08/19,130,275.87 = 6,683,042.22/x
  3. Step 3: Cross multiply
    12,749,761.08x = 19,130,275.87 × 6,683,042.22
  4. Step 4: Simplify right side
    12,749,761.08x = 127,848,441,302,749.62
  5. Step 5: Solve for x
    x = 127,848,441,302,749.62/12,749,761.08
  6. Step 6: Final answer
    x = 10,027,516.63

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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.