Home / 10,761,603.72-16,131,280.72-4,999,636.32

Finding the Fourth Proportional to 10,761,603.72, 16,131,280.72 and 4,999,636.32

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Solution

The fourth proportional to 10,761,603.72, 16,131,280.72 and 4,999,636.32 is: 7,494,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761,603.72 : 16,131,280.72 = 4,999,636.32 : x
  2. Step 2: Convert to fraction form
    10,761,603.72/16,131,280.72 = 4,999,636.32/x
  3. Step 3: Cross multiply
    10,761,603.72x = 16,131,280.72 × 4,999,636.32
  4. Step 4: Simplify right side
    10,761,603.72x = 80,650,536,975,827.77
  5. Step 5: Solve for x
    x = 80,650,536,975,827.77/10,761,603.72
  6. Step 6: Final answer
    x = 7,494,286.08

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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.