Home / 13,326,682.25-19,990,026.21-4,807,017.88

Finding the Fourth Proportional to 13,326,682.25, 19,990,026.21 and 4,807,017.88

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Solution

The fourth proportional to 13,326,682.25, 19,990,026.21 and 4,807,017.88 is: 7,210,527.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,326,682.25 : 19,990,026.21 = 4,807,017.88 : x
  2. Step 2: Convert to fraction form
    13,326,682.25/19,990,026.21 = 4,807,017.88/x
  3. Step 3: Cross multiply
    13,326,682.25x = 19,990,026.21 × 4,807,017.88
  4. Step 4: Simplify right side
    13,326,682.25x = 96,092,413,413,138.64
  5. Step 5: Solve for x
    x = 96,092,413,413,138.64/13,326,682.25
  6. Step 6: Final answer
    x = 7,210,527.84

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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.