Home / 7,876,541.16-11,816,912.07-2,827,895.40

Finding the Fourth Proportional to 7,876,541.16, 11,816,912.07 and 2,827,895.40

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Solution

The fourth proportional to 7,876,541.16, 11,816,912.07 and 2,827,895.40 is: 4,242,597.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,541.16 : 11,816,912.07 = 2,827,895.40 : x
  2. Step 2: Convert to fraction form
    7,876,541.16/11,816,912.07 = 2,827,895.40/x
  3. Step 3: Cross multiply
    7,876,541.16x = 11,816,912.07 × 2,827,895.40
  4. Step 4: Simplify right side
    7,876,541.16x = 33,416,991,284,957.48
  5. Step 5: Solve for x
    x = 33,416,991,284,957.48/7,876,541.16
  6. Step 6: Final answer
    x = 4,242,597.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.