Home / 18,834,894.38-28,237,971.43-8,592,591.32

Finding the Fourth Proportional to 18,834,894.38, 28,237,971.43 and 8,592,591.32

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Solution

The fourth proportional to 18,834,894.38, 28,237,971.43 and 8,592,591.32 is: 12,882,331.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834,894.38 : 28,237,971.43 = 8,592,591.32 : x
  2. Step 2: Convert to fraction form
    18,834,894.38/28,237,971.43 = 8,592,591.32/x
  3. Step 3: Cross multiply
    18,834,894.38x = 28,237,971.43 × 8,592,591.32
  4. Step 4: Simplify right side
    18,834,894.38x = 242,637,348,041,154.62
  5. Step 5: Solve for x
    x = 242,637,348,041,154.62/18,834,894.38
  6. Step 6: Final answer
    x = 12,882,331.23

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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.