Home / 28,801,954.68-39,739,037.04-16,411,782.66

Finding the Fourth Proportional to 28,801,954.68, 39,739,037.04 and 16,411,782.66

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Solution

The fourth proportional to 28,801,954.68, 39,739,037.04 and 16,411,782.66 is: 22,643,895.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,801,954.68 : 39,739,037.04 = 16,411,782.66 : x
  2. Step 2: Convert to fraction form
    28,801,954.68/39,739,037.04 = 16,411,782.66/x
  3. Step 3: Cross multiply
    28,801,954.68x = 39,739,037.04 × 16,411,782.66
  4. Step 4: Simplify right side
    28,801,954.68x = 652,188,439,018,169.75
  5. Step 5: Solve for x
    x = 652,188,439,018,169.75/28,801,954.68
  6. Step 6: Final answer
    x = 22,643,895.05

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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.