Home / 7,008,582.30-9,671,825.52-3,911,072.64

Finding the Fourth Proportional to 7,008,582.30, 9,671,825.52 and 3,911,072.64

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Solution

The fourth proportional to 7,008,582.30, 9,671,825.52 and 3,911,072.64 is: 5,397,270.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008,582.30 : 9,671,825.52 = 3,911,072.64 : x
  2. Step 2: Convert to fraction form
    7,008,582.30/9,671,825.52 = 3,911,072.64/x
  3. Step 3: Cross multiply
    7,008,582.30x = 9,671,825.52 × 3,911,072.64
  4. Step 4: Simplify right side
    7,008,582.30x = 37,827,212,170,125.77
  5. Step 5: Solve for x
    x = 37,827,212,170,125.77/7,008,582.30
  6. Step 6: Final answer
    x = 5,397,270.17

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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.