Home / 15,147,529.40-22,721,294.10-4,912,369.40

Finding the Fourth Proportional to 15,147,529.40, 22,721,294.10 and 4,912,369.40

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Solution

The fourth proportional to 15,147,529.40, 22,721,294.10 and 4,912,369.40 is: 7,368,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,147,529.40 : 22,721,294.10 = 4,912,369.40 : x
  2. Step 2: Convert to fraction form
    15,147,529.40/22,721,294.10 = 4,912,369.40/x
  3. Step 3: Cross multiply
    15,147,529.40x = 22,721,294.10 × 4,912,369.40
  4. Step 4: Simplify right side
    15,147,529.40x = 111,615,389,865,240.56
  5. Step 5: Solve for x
    x = 111,615,389,865,240.56/15,147,529.40
  6. Step 6: Final answer
    x = 7,368,554.10

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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.