Home / 28,491,417.35-39,313,807.89-16,096,988.42

Finding the Fourth Proportional to 28,491,417.35, 39,313,807.89 and 16,096,988.42

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Solution

The fourth proportional to 28,491,417.35, 39,313,807.89 and 16,096,988.42 is: 22,211,387.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,491,417.35 : 39,313,807.89 = 16,096,988.42 : x
  2. Step 2: Convert to fraction form
    28,491,417.35/39,313,807.89 = 16,096,988.42/x
  3. Step 3: Cross multiply
    28,491,417.35x = 39,313,807.89 × 16,096,988.42
  4. Step 4: Simplify right side
    28,491,417.35x = 632,833,910,154,865.62
  5. Step 5: Solve for x
    x = 632,833,910,154,865.62/28,491,417.35
  6. Step 6: Final answer
    x = 22,211,387.47

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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.