Home / 20,174,127.60-30,263,956.20-6,709,551.60

Finding the Fourth Proportional to 20,174,127.60, 30,263,956.20 and 6,709,551.60

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Solution

The fourth proportional to 20,174,127.60, 30,263,956.20 and 6,709,551.60 is: 10,065,246.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174,127.60 : 30,263,956.20 = 6,709,551.60 : x
  2. Step 2: Convert to fraction form
    20,174,127.60/30,263,956.20 = 6,709,551.60/x
  3. Step 3: Cross multiply
    20,174,127.60x = 30,263,956.20 × 6,709,551.60
  4. Step 4: Simplify right side
    20,174,127.60x = 203,057,575,744,039.91
  5. Step 5: Solve for x
    x = 203,057,575,744,039.91/20,174,127.60
  6. Step 6: Final answer
    x = 10,065,246.92

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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.