Home / 12,237,603.72-16,887,901.82-6,731,397.51

Finding the Fourth Proportional to 12,237,603.72, 16,887,901.82 and 6,731,397.51

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Solution

The fourth proportional to 12,237,603.72, 16,887,901.82 and 6,731,397.51 is: 9,289,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237,603.72 : 16,887,901.82 = 6,731,397.51 : x
  2. Step 2: Convert to fraction form
    12,237,603.72/16,887,901.82 = 6,731,397.51/x
  3. Step 3: Cross multiply
    12,237,603.72x = 16,887,901.82 × 6,731,397.51
  4. Step 4: Simplify right side
    12,237,603.72x = 113,679,180,226,615.48
  5. Step 5: Solve for x
    x = 113,679,180,226,615.48/12,237,603.72
  6. Step 6: Final answer
    x = 9,289,333.34

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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.