Home / 20,119,002.24-30,161,575.80-8,750,888.76

Finding the Fourth Proportional to 20,119,002.24, 30,161,575.80 and 8,750,888.76

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Solution

The fourth proportional to 20,119,002.24, 30,161,575.80 and 8,750,888.76 is: 13,118,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,119,002.24 : 30,161,575.80 = 8,750,888.76 : x
  2. Step 2: Convert to fraction form
    20,119,002.24/30,161,575.80 = 8,750,888.76/x
  3. Step 3: Cross multiply
    20,119,002.24x = 30,161,575.80 × 8,750,888.76
  4. Step 4: Simplify right side
    20,119,002.24x = 263,940,594,652,108
  5. Step 5: Solve for x
    x = 263,940,594,652,108/20,119,002.24
  6. Step 6: Final answer
    x = 13,118,970.39

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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.