Home / 19,772,854.80-29,609,515.80-13,004,624.40

Finding the Fourth Proportional to 19,772,854.80, 29,609,515.80 and 13,004,624.40

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Solution

The fourth proportional to 19,772,854.80, 29,609,515.80 and 13,004,624.40 is: 19,474,205.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,772,854.80 : 29,609,515.80 = 13,004,624.40 : x
  2. Step 2: Convert to fraction form
    19,772,854.80/29,609,515.80 = 13,004,624.40/x
  3. Step 3: Cross multiply
    19,772,854.80x = 29,609,515.80 × 13,004,624.40
  4. Step 4: Simplify right side
    19,772,854.80x = 385,060,631,644,865.56
  5. Step 5: Solve for x
    x = 385,060,631,644,865.56/19,772,854.80
  6. Step 6: Final answer
    x = 19,474,205.19

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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.