Home / 28,913,338.58-39,900,035.16-16,523,289.92

Finding the Fourth Proportional to 28,913,338.58, 39,900,035.16 and 16,523,289.92

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Solution

The fourth proportional to 28,913,338.58, 39,900,035.16 and 16,523,289.92 is: 22,801,927.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913,338.58 : 39,900,035.16 = 16,523,289.92 : x
  2. Step 2: Convert to fraction form
    28,913,338.58/39,900,035.16 = 16,523,289.92/x
  3. Step 3: Cross multiply
    28,913,338.58x = 39,900,035.16 × 16,523,289.92
  4. Step 4: Simplify right side
    28,913,338.58x = 659,279,848,567,373.38
  5. Step 5: Solve for x
    x = 659,279,848,567,373.38/28,913,338.58
  6. Step 6: Final answer
    x = 22,801,927.45

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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.