Home / 30,279,269.10-45,418,903.65-14,136,748.73

Finding the Fourth Proportional to 30,279,269.10, 45,418,903.65 and 14,136,748.73

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Solution

The fourth proportional to 30,279,269.10, 45,418,903.65 and 14,136,748.73 is: 21,205,123.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,279,269.10 : 45,418,903.65 = 14,136,748.73 : x
  2. Step 2: Convert to fraction form
    30,279,269.10/45,418,903.65 = 14,136,748.73/x
  3. Step 3: Cross multiply
    30,279,269.10x = 45,418,903.65 × 14,136,748.73
  4. Step 4: Simplify right side
    30,279,269.10x = 642,075,628,265,035.25
  5. Step 5: Solve for x
    x = 642,075,628,265,035.25/30,279,269.10
  6. Step 6: Final answer
    x = 21,205,123.09

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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.