Home / 28,665,563.04-39,562,381.86-16,908,152.64

Finding the Fourth Proportional to 28,665,563.04, 39,562,381.86 and 16,908,152.64

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Solution

The fourth proportional to 28,665,563.04, 39,562,381.86 and 16,908,152.64 is: 23,335,553.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,665,563.04 : 39,562,381.86 = 16,908,152.64 : x
  2. Step 2: Convert to fraction form
    28,665,563.04/39,562,381.86 = 16,908,152.64/x
  3. Step 3: Cross multiply
    28,665,563.04x = 39,562,381.86 × 16,908,152.64
  4. Step 4: Simplify right side
    28,665,563.04x = 668,926,791,290,847.12
  5. Step 5: Solve for x
    x = 668,926,791,290,847.12/28,665,563.04
  6. Step 6: Final answer
    x = 23,335,553.90

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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.