Home / 28,733,597.94-39,653,205.03-15,681,694.53

Finding the Fourth Proportional to 28,733,597.94, 39,653,205.03 and 15,681,694.53

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Solution

The fourth proportional to 28,733,597.94, 39,653,205.03 and 15,681,694.53 is: 21,641,196.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,733,597.94 : 39,653,205.03 = 15,681,694.53 : x
  2. Step 2: Convert to fraction form
    28,733,597.94/39,653,205.03 = 15,681,694.53/x
  3. Step 3: Cross multiply
    28,733,597.94x = 39,653,205.03 × 15,681,694.53
  4. Step 4: Simplify right side
    28,733,597.94x = 621,829,448,415,919.50
  5. Step 5: Solve for x
    x = 621,829,448,415,919.50/28,733,597.94
  6. Step 6: Final answer
    x = 21,641,196.82

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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.