Home / 9,528,957.55-13,149,951.45-5,178,033.49

Finding the Fourth Proportional to 9,528,957.55, 13,149,951.45 and 5,178,033.49

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Solution

The fourth proportional to 9,528,957.55, 13,149,951.45 and 5,178,033.49 is: 7,145,680.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,528,957.55 : 13,149,951.45 = 5,178,033.49 : x
  2. Step 2: Convert to fraction form
    9,528,957.55/13,149,951.45 = 5,178,033.49/x
  3. Step 3: Cross multiply
    9,528,957.55x = 13,149,951.45 × 5,178,033.49
  4. Step 4: Simplify right side
    9,528,957.55x = 68,090,889,016,024.78
  5. Step 5: Solve for x
    x = 68,090,889,016,024.78/9,528,957.55
  6. Step 6: Final answer
    x = 7,145,680.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.