Home / 10,032,521.63-13,844,416.52-5,681,639.09

Finding the Fourth Proportional to 10,032,521.63, 13,844,416.52 and 5,681,639.09

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Solution

The fourth proportional to 10,032,521.63, 13,844,416.52 and 5,681,639.09 is: 7,840,399.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,032,521.63 : 13,844,416.52 = 5,681,639.09 : x
  2. Step 2: Convert to fraction form
    10,032,521.63/13,844,416.52 = 5,681,639.09/x
  3. Step 3: Cross multiply
    10,032,521.63x = 13,844,416.52 × 5,681,639.09
  4. Step 4: Simplify right side
    10,032,521.63x = 78,658,978,127,088.92
  5. Step 5: Solve for x
    x = 78,658,978,127,088.92/10,032,521.63
  6. Step 6: Final answer
    x = 7,840,399.56

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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.