Home / 21,463,692.44-29,610,124.62-12,756,916.76

Finding the Fourth Proportional to 21,463,692.44, 29,610,124.62 and 12,756,916.76

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Solution

The fourth proportional to 21,463,692.44, 29,610,124.62 and 12,756,916.76 is: 17,598,737.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,463,692.44 : 29,610,124.62 = 12,756,916.76 : x
  2. Step 2: Convert to fraction form
    21,463,692.44/29,610,124.62 = 12,756,916.76/x
  3. Step 3: Cross multiply
    21,463,692.44x = 29,610,124.62 × 12,756,916.76
  4. Step 4: Simplify right side
    21,463,692.44x = 377,733,895,030,566.62
  5. Step 5: Solve for x
    x = 377,733,895,030,566.62/21,463,692.44
  6. Step 6: Final answer
    x = 17,598,737.78

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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.