Home / 7,227,809.22-9,974,196.96-4,130,136

Finding the Fourth Proportional to 7,227,809.22, 9,974,196.96 and 4,130,136

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Solution

The fourth proportional to 7,227,809.22, 9,974,196.96 and 4,130,136 is: 5,699,484.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227,809.22 : 9,974,196.96 = 4,130,136 : x
  2. Step 2: Convert to fraction form
    7,227,809.22/9,974,196.96 = 4,130,136/x
  3. Step 3: Cross multiply
    7,227,809.22x = 9,974,196.96 × 4,130,136
  4. Step 4: Simplify right side
    7,227,809.22x = 41,194,789,935,586.56
  5. Step 5: Solve for x
    x = 41,194,789,935,586.56/7,227,809.22
  6. Step 6: Final answer
    x = 5,699,484.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.