Home / 15,133,556.30-20,874,986.69-10,784,048.00

Finding the Fourth Proportional to 15,133,556.30, 20,874,986.69 and 10,784,048.00

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Solution

The fourth proportional to 15,133,556.30, 20,874,986.69 and 10,784,048.00 is: 14,875,344.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,133,556.30 : 20,874,986.69 = 10,784,048.00 : x
  2. Step 2: Convert to fraction form
    15,133,556.30/20,874,986.69 = 10,784,048.00/x
  3. Step 3: Cross multiply
    15,133,556.30x = 20,874,986.69 × 10,784,048.00
  4. Step 4: Simplify right side
    15,133,556.30x = 225,116,858,306,025.91
  5. Step 5: Solve for x
    x = 225,116,858,306,025.91/15,133,556.30
  6. Step 6: Final answer
    x = 14,875,344.16

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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.