Home / 28,320,532.50-42,476,594.60-7,848,117.59

Finding the Fourth Proportional to 28,320,532.50, 42,476,594.60 and 7,848,117.59

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Solution

The fourth proportional to 28,320,532.50, 42,476,594.60 and 7,848,117.59 is: 11,771,011.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,320,532.50 : 42,476,594.60 = 7,848,117.59 : x
  2. Step 2: Convert to fraction form
    28,320,532.50/42,476,594.60 = 7,848,117.59/x
  3. Step 3: Cross multiply
    28,320,532.50x = 42,476,594.60 × 7,848,117.59
  4. Step 4: Simplify right side
    28,320,532.50x = 333,361,309,289,727.19
  5. Step 5: Solve for x
    x = 333,361,309,289,727.19/28,320,532.50
  6. Step 6: Final answer
    x = 11,771,011.34

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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.