Home / 18,836,754-28,259,343-6,869,490

Finding the Fourth Proportional to 18,836,754, 28,259,343 and 6,869,490

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Solution

The fourth proportional to 18,836,754, 28,259,343 and 6,869,490 is: 10,305,771.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836,754 : 28,259,343 = 6,869,490 : x
  2. Step 2: Convert to fraction form
    18,836,754/28,259,343 = 6,869,490/x
  3. Step 3: Cross multiply
    18,836,754x = 28,259,343 × 6,869,490
  4. Step 4: Simplify right side
    18,836,754x = 194,127,274,145,070
  5. Step 5: Solve for x
    x = 194,127,274,145,070/18,836,754
  6. Step 6: Final answer
    x = 10,305,771.06

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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.