Home / 9,528,976.59-13,149,977.67-5,178,052.53

Finding the Fourth Proportional to 9,528,976.59, 13,149,977.67 and 5,178,052.53

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Solution

The fourth proportional to 9,528,976.59, 13,149,977.67 and 5,178,052.53 is: 7,145,707.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,528,976.59 : 13,149,977.67 = 5,178,052.53 : x
  2. Step 2: Convert to fraction form
    9,528,976.59/13,149,977.67 = 5,178,052.53/x
  3. Step 3: Cross multiply
    9,528,976.59x = 13,149,977.67 × 5,178,052.53
  4. Step 4: Simplify right side
    9,528,976.59x = 68,091,275,143,587.01
  5. Step 5: Solve for x
    x = 68,091,275,143,587.01/9,528,976.59
  6. Step 6: Final answer
    x = 7,145,707.04

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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.