Home / 25,019,853.12-34,525,706.40-13,855,544.64

Finding the Fourth Proportional to 25,019,853.12, 34,525,706.40 and 13,855,544.64

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Solution

The fourth proportional to 25,019,853.12, 34,525,706.40 and 13,855,544.64 is: 19,119,715.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,019,853.12 : 34,525,706.40 = 13,855,544.64 : x
  2. Step 2: Convert to fraction form
    25,019,853.12/34,525,706.40 = 13,855,544.64/x
  3. Step 3: Cross multiply
    25,019,853.12x = 34,525,706.40 × 13,855,544.64
  4. Step 4: Simplify right side
    25,019,853.12x = 478,372,466,252,733.69
  5. Step 5: Solve for x
    x = 478,372,466,252,733.69/25,019,853.12
  6. Step 6: Final answer
    x = 19,119,715.21

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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.