Home / 19,761,531.70-29,642,297.55-16,402,299.70

Finding the Fourth Proportional to 19,761,531.70, 29,642,297.55 and 16,402,299.70

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Solution

The fourth proportional to 19,761,531.70, 29,642,297.55 and 16,402,299.70 is: 24,603,449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,761,531.70 : 29,642,297.55 = 16,402,299.70 : x
  2. Step 2: Convert to fraction form
    19,761,531.70/29,642,297.55 = 16,402,299.70/x
  3. Step 3: Cross multiply
    19,761,531.70x = 29,642,297.55 × 16,402,299.70
  4. Step 4: Simplify right side
    19,761,531.70x = 486,201,848,211,675.75
  5. Step 5: Solve for x
    x = 486,201,848,211,675.75/19,761,531.70
  6. Step 6: Final answer
    x = 24,603,449.55

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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.