Home / 12,610,301.20-18,912,827.40-3,510,048.40

Finding the Fourth Proportional to 12,610,301.20, 18,912,827.40 and 3,510,048.40

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Solution

The fourth proportional to 12,610,301.20, 18,912,827.40 and 3,510,048.40 is: 5,264,342.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,610,301.20 : 18,912,827.40 = 3,510,048.40 : x
  2. Step 2: Convert to fraction form
    12,610,301.20/18,912,827.40 = 3,510,048.40/x
  3. Step 3: Cross multiply
    12,610,301.20x = 18,912,827.40 × 3,510,048.40
  4. Step 4: Simplify right side
    12,610,301.20x = 66,384,939,554,846.16
  5. Step 5: Solve for x
    x = 66,384,939,554,846.16/12,610,301.20
  6. Step 6: Final answer
    x = 5,264,342.10

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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.