Home / 13,644,703.72-20,462,701.02-5,557,663.72

Finding the Fourth Proportional to 13,644,703.72, 20,462,701.02 and 5,557,663.72

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Solution

The fourth proportional to 13,644,703.72, 20,462,701.02 and 5,557,663.72 is: 8,334,721.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,644,703.72 : 20,462,701.02 = 5,557,663.72 : x
  2. Step 2: Convert to fraction form
    13,644,703.72/20,462,701.02 = 5,557,663.72/x
  3. Step 3: Cross multiply
    13,644,703.72x = 20,462,701.02 × 5,557,663.72
  4. Step 4: Simplify right side
    13,644,703.72x = 113,724,811,072,060.98
  5. Step 5: Solve for x
    x = 113,724,811,072,060.98/13,644,703.72
  6. Step 6: Final answer
    x = 8,334,721.91

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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.