Home / 28,958,206.50-39,969,284.48-16,575,478.92

Finding the Fourth Proportional to 28,958,206.50, 39,969,284.48 and 16,575,478.92

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Solution

The fourth proportional to 28,958,206.50, 39,969,284.48 and 16,575,478.92 is: 22,878,144.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,958,206.50 : 39,969,284.48 = 16,575,478.92 : x
  2. Step 2: Convert to fraction form
    28,958,206.50/39,969,284.48 = 16,575,478.92/x
  3. Step 3: Cross multiply
    28,958,206.50x = 39,969,284.48 × 16,575,478.92
  4. Step 4: Simplify right side
    28,958,206.50x = 662,510,032,345,723.12
  5. Step 5: Solve for x
    x = 662,510,032,345,723.12/28,958,206.50
  6. Step 6: Final answer
    x = 22,878,144.49

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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.