Home / 20,174,125.60-30,263,953.20-6,709,549.60

Finding the Fourth Proportional to 20,174,125.60, 30,263,953.20 and 6,709,549.60

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Solution

The fourth proportional to 20,174,125.60, 30,263,953.20 and 6,709,549.60 is: 10,065,243.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174,125.60 : 30,263,953.20 = 6,709,549.60 : x
  2. Step 2: Convert to fraction form
    20,174,125.60/30,263,953.20 = 6,709,549.60/x
  3. Step 3: Cross multiply
    20,174,125.60x = 30,263,953.20 × 6,709,549.60
  4. Step 4: Simplify right side
    20,174,125.60x = 203,057,495,087,478.72
  5. Step 5: Solve for x
    x = 203,057,495,087,478.72/20,174,125.60
  6. Step 6: Final answer
    x = 10,065,243.92

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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.