Home / 7,484,199.40-11,205,303.90-7,274,247.40

Finding the Fourth Proportional to 7,484,199.40, 11,205,303.90 and 7,274,247.40

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Solution

The fourth proportional to 7,484,199.40, 11,205,303.90 and 7,274,247.40 is: 10,890,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484,199.40 : 11,205,303.90 = 7,274,247.40 : x
  2. Step 2: Convert to fraction form
    7,484,199.40/11,205,303.90 = 7,274,247.40/x
  3. Step 3: Cross multiply
    7,484,199.40x = 11,205,303.90 × 7,274,247.40
  4. Step 4: Simplify right side
    7,484,199.40x = 81,510,152,760,784.86
  5. Step 5: Solve for x
    x = 81,510,152,760,784.86/7,484,199.40
  6. Step 6: Final answer
    x = 10,890,964.87

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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.