Home / 19,152,603.63-28,733,717.28-5,505,774.72

Finding the Fourth Proportional to 19,152,603.63, 28,733,717.28 and 5,505,774.72

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Solution

The fourth proportional to 19,152,603.63, 28,733,717.28 and 5,505,774.72 is: 8,260,045.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,603.63 : 28,733,717.28 = 5,505,774.72 : x
  2. Step 2: Convert to fraction form
    19,152,603.63/28,733,717.28 = 5,505,774.72/x
  3. Step 3: Cross multiply
    19,152,603.63x = 28,733,717.28 × 5,505,774.72
  4. Step 4: Simplify right side
    19,152,603.63x = 158,201,374,237,136.28
  5. Step 5: Solve for x
    x = 158,201,374,237,136.28/19,152,603.63
  6. Step 6: Final answer
    x = 8,260,045.33

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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.