Home / 7,145,807.04-10,717,873.92-2,028,686.40

Finding the Fourth Proportional to 7,145,807.04, 10,717,873.92 and 2,028,686.40

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Solution

The fourth proportional to 7,145,807.04, 10,717,873.92 and 2,028,686.40 is: 3,042,792.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145,807.04 : 10,717,873.92 = 2,028,686.40 : x
  2. Step 2: Convert to fraction form
    7,145,807.04/10,717,873.92 = 2,028,686.40/x
  3. Step 3: Cross multiply
    7,145,807.04x = 10,717,873.92 × 2,028,686.40
  4. Step 4: Simplify right side
    7,145,807.04x = 21,743,205,058,418.69
  5. Step 5: Solve for x
    x = 21,743,205,058,418.69/7,145,807.04
  6. Step 6: Final answer
    x = 3,042,792.08

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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.