Home / 15,439,572.78-23,130,125.33-10,306,523.40

Finding the Fourth Proportional to 15,439,572.78, 23,130,125.33 and 10,306,523.40

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Solution

The fourth proportional to 15,439,572.78, 23,130,125.33 and 10,306,523.40 is: 15,440,270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,439,572.78 : 23,130,125.33 = 10,306,523.40 : x
  2. Step 2: Convert to fraction form
    15,439,572.78/23,130,125.33 = 10,306,523.40/x
  3. Step 3: Cross multiply
    15,439,572.78x = 23,130,125.33 × 10,306,523.40
  4. Step 4: Simplify right side
    15,439,572.78x = 238,391,177,907,045.09
  5. Step 5: Solve for x
    x = 238,391,177,907,045.09/15,439,572.78
  6. Step 6: Final answer
    x = 15,440,270.36

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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.