Home / 20,347,958.30-30,521,937.45-7,565,818.10

Finding the Fourth Proportional to 20,347,958.30, 30,521,937.45 and 7,565,818.10

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Solution

The fourth proportional to 20,347,958.30, 30,521,937.45 and 7,565,818.10 is: 11,348,727.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,347,958.30 : 30,521,937.45 = 7,565,818.10 : x
  2. Step 2: Convert to fraction form
    20,347,958.30/30,521,937.45 = 7,565,818.10/x
  3. Step 3: Cross multiply
    20,347,958.30x = 30,521,937.45 × 7,565,818.10
  4. Step 4: Simplify right side
    20,347,958.30x = 230,923,426,806,277.81
  5. Step 5: Solve for x
    x = 230,923,426,806,277.81/20,347,958.30
  6. Step 6: Final answer
    x = 11,348,727.15

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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.