Home / 18,834,896.79-28,237,975.02-8,592,593.70

Finding the Fourth Proportional to 18,834,896.79, 28,237,975.02 and 8,592,593.70

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Solution

The fourth proportional to 18,834,896.79, 28,237,975.02 and 8,592,593.70 is: 12,882,334.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834,896.79 : 28,237,975.02 = 8,592,593.70 : x
  2. Step 2: Convert to fraction form
    18,834,896.79/28,237,975.02 = 8,592,593.70/x
  3. Step 3: Cross multiply
    18,834,896.79x = 28,237,975.02 × 8,592,593.70
  4. Step 4: Simplify right side
    18,834,896.79x = 242,637,446,257,609.34
  5. Step 5: Solve for x
    x = 242,637,446,257,609.34/18,834,896.79
  6. Step 6: Final answer
    x = 12,882,334.79

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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.