Home / 28,975,635.87-39,977,657.61-17,368,964.43

Finding the Fourth Proportional to 28,975,635.87, 39,977,657.61 and 17,368,964.43

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Solution

The fourth proportional to 28,975,635.87, 39,977,657.61 and 17,368,964.43 is: 23,963,943.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,975,635.87 : 39,977,657.61 = 17,368,964.43 : x
  2. Step 2: Convert to fraction form
    28,975,635.87/39,977,657.61 = 17,368,964.43/x
  3. Step 3: Cross multiply
    28,975,635.87x = 39,977,657.61 × 17,368,964.43
  4. Step 4: Simplify right side
    28,975,635.87x = 694,370,513,022,808.75
  5. Step 5: Solve for x
    x = 694,370,513,022,808.75/28,975,635.87
  6. Step 6: Final answer
    x = 23,963,943.92

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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.