Home / 28,959,376.32-39,970,899.54-16,576,647.84

Finding the Fourth Proportional to 28,959,376.32, 39,970,899.54 and 16,576,647.84

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Solution

The fourth proportional to 28,959,376.32, 39,970,899.54 and 16,576,647.84 is: 22,879,758.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,959,376.32 : 39,970,899.54 = 16,576,647.84 : x
  2. Step 2: Convert to fraction form
    28,959,376.32/39,970,899.54 = 16,576,647.84/x
  3. Step 3: Cross multiply
    28,959,376.32x = 39,970,899.54 × 16,576,647.84
  4. Step 4: Simplify right side
    28,959,376.32x = 662,583,525,522,598
  5. Step 5: Solve for x
    x = 662,583,525,522,598/28,959,376.32
  6. Step 6: Final answer
    x = 22,879,758.12

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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.