Home / 29,316,990.50-40,440,638.07-18,284,586.63

Finding the Fourth Proportional to 29,316,990.50, 40,440,638.07 and 18,284,586.63

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Solution

The fourth proportional to 29,316,990.50, 40,440,638.07 and 18,284,586.63 is: 25,222,246.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,316,990.50 : 40,440,638.07 = 18,284,586.63 : x
  2. Step 2: Convert to fraction form
    29,316,990.50/40,440,638.07 = 18,284,586.63/x
  3. Step 3: Cross multiply
    29,316,990.50x = 40,440,638.07 × 18,284,586.63
  4. Step 4: Simplify right side
    29,316,990.50x = 739,440,350,011,738.62
  5. Step 5: Solve for x
    x = 739,440,350,011,738.62/29,316,990.50
  6. Step 6: Final answer
    x = 25,222,246.13

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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.