Home / 13,091,165.04-18,065,807.68-7,587,732.14

Finding the Fourth Proportional to 13,091,165.04, 18,065,807.68 and 7,587,732.14

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Solution

The fourth proportional to 13,091,165.04, 18,065,807.68 and 7,587,732.14 is: 10,471,070.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,091,165.04 : 18,065,807.68 = 7,587,732.14 : x
  2. Step 2: Convert to fraction form
    13,091,165.04/18,065,807.68 = 7,587,732.14/x
  3. Step 3: Cross multiply
    13,091,165.04x = 18,065,807.68 × 7,587,732.14
  4. Step 4: Simplify right side
    13,091,165.04x = 137,078,509,568,594.83
  5. Step 5: Solve for x
    x = 137,078,509,568,594.83/13,091,165.04
  6. Step 6: Final answer
    x = 10,471,070.31

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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.