Home / 7,389,816.80-11,084,725.20-4,868,319.20

Finding the Fourth Proportional to 7,389,816.80, 11,084,725.20 and 4,868,319.20

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Solution

The fourth proportional to 7,389,816.80, 11,084,725.20 and 4,868,319.20 is: 7,302,478.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,816.80 : 11,084,725.20 = 4,868,319.20 : x
  2. Step 2: Convert to fraction form
    7,389,816.80/11,084,725.20 = 4,868,319.20/x
  3. Step 3: Cross multiply
    7,389,816.80x = 11,084,725.20 × 4,868,319.20
  4. Step 4: Simplify right side
    7,389,816.80x = 53,963,980,517,883.84
  5. Step 5: Solve for x
    x = 53,963,980,517,883.84/7,389,816.80
  6. Step 6: Final answer
    x = 7,302,478.80

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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.