Home / 7,030,000.20-10,545,000.30-2,238,173.86

Finding the Fourth Proportional to 7,030,000.20, 10,545,000.30 and 2,238,173.86

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Solution

The fourth proportional to 7,030,000.20, 10,545,000.30 and 2,238,173.86 is: 3,357,260.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030,000.20 : 10,545,000.30 = 2,238,173.86 : x
  2. Step 2: Convert to fraction form
    7,030,000.20/10,545,000.30 = 2,238,173.86/x
  3. Step 3: Cross multiply
    7,030,000.20x = 10,545,000.30 × 2,238,173.86
  4. Step 4: Simplify right side
    7,030,000.20x = 23,601,544,025,152.16
  5. Step 5: Solve for x
    x = 23,601,544,025,152.16/7,030,000.20
  6. Step 6: Final answer
    x = 3,357,260.79

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1.5x scale

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.