Home / 10,114,621.20-15,171,931.80-10,114,621.20

Finding the Fourth Proportional to 10,114,621.20, 15,171,931.80 and 10,114,621.20

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Solution

The fourth proportional to 10,114,621.20, 15,171,931.80 and 10,114,621.20 is: 15,171,931.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114,621.20 : 15,171,931.80 = 10,114,621.20 : x
  2. Step 2: Convert to fraction form
    10,114,621.20/15,171,931.80 = 10,114,621.20/x
  3. Step 3: Cross multiply
    10,114,621.20x = 15,171,931.80 × 10,114,621.20
  4. Step 4: Simplify right side
    10,114,621.20x = 153,458,343,029,234.16
  5. Step 5: Solve for x
    x = 153,458,343,029,234.16/10,114,621.20
  6. Step 6: Final answer
    x = 15,171,931.80

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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.