Home / 7,440,299.74-11,160,990.89-3,118,011.35

Finding the Fourth Proportional to 7,440,299.74, 11,160,990.89 and 3,118,011.35

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Solution

The fourth proportional to 7,440,299.74, 11,160,990.89 and 3,118,011.35 is: 4,677,243.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440,299.74 : 11,160,990.89 = 3,118,011.35 : x
  2. Step 2: Convert to fraction form
    7,440,299.74/11,160,990.89 = 3,118,011.35/x
  3. Step 3: Cross multiply
    7,440,299.74x = 11,160,990.89 × 3,118,011.35
  4. Step 4: Simplify right side
    7,440,299.74x = 34,800,096,272,266.61
  5. Step 5: Solve for x
    x = 34,800,096,272,266.61/7,440,299.74
  6. Step 6: Final answer
    x = 4,677,243.86

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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.