Home / 12,732,858.39-19,087,765.74-4,643,937.57

Finding the Fourth Proportional to 12,732,858.39, 19,087,765.74 and 4,643,937.57

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Solution

The fourth proportional to 12,732,858.39, 19,087,765.74 and 4,643,937.57 is: 6,961,704.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732,858.39 : 19,087,765.74 = 4,643,937.57 : x
  2. Step 2: Convert to fraction form
    12,732,858.39/19,087,765.74 = 4,643,937.57/x
  3. Step 3: Cross multiply
    12,732,858.39x = 19,087,765.74 × 4,643,937.57
  4. Step 4: Simplify right side
    12,732,858.39x = 88,642,392,447,344.84
  5. Step 5: Solve for x
    x = 88,642,392,447,344.84/12,732,858.39
  6. Step 6: Final answer
    x = 6,961,704.10

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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.