Home / 18,144,792.30-27,217,188.45-10,492,041.90

Finding the Fourth Proportional to 18,144,792.30, 27,217,188.45 and 10,492,041.90

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Solution

The fourth proportional to 18,144,792.30, 27,217,188.45 and 10,492,041.90 is: 15,738,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,792.30 : 27,217,188.45 = 10,492,041.90 : x
  2. Step 2: Convert to fraction form
    18,144,792.30/27,217,188.45 = 10,492,041.90/x
  3. Step 3: Cross multiply
    18,144,792.30x = 27,217,188.45 × 10,492,041.90
  4. Step 4: Simplify right side
    18,144,792.30x = 285,563,881,617,596.06
  5. Step 5: Solve for x
    x = 285,563,881,617,596.06/18,144,792.30
  6. Step 6: Final answer
    x = 15,738,062.85

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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.