Home / 20,152,833.94-30,221,590.03-6,503,934.31

Finding the Fourth Proportional to 20,152,833.94, 30,221,590.03 and 6,503,934.31

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Solution

The fourth proportional to 20,152,833.94, 30,221,590.03 and 6,503,934.31 is: 9,753,429.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,152,833.94 : 30,221,590.03 = 6,503,934.31 : x
  2. Step 2: Convert to fraction form
    20,152,833.94/30,221,590.03 = 6,503,934.31/x
  3. Step 3: Cross multiply
    20,152,833.94x = 30,221,590.03 × 6,503,934.31
  4. Step 4: Simplify right side
    20,152,833.94x = 196,559,236,298,870.94
  5. Step 5: Solve for x
    x = 196,559,236,298,870.94/20,152,833.94
  6. Step 6: Final answer
    x = 9,753,429.07

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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.