Home / 18,834,897.79-28,237,976.52-8,592,594.70

Finding the Fourth Proportional to 18,834,897.79, 28,237,976.52 and 8,592,594.70

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Solution

The fourth proportional to 18,834,897.79, 28,237,976.52 and 8,592,594.70 is: 12,882,336.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834,897.79 : 28,237,976.52 = 8,592,594.70 : x
  2. Step 2: Convert to fraction form
    18,834,897.79/28,237,976.52 = 8,592,594.70/x
  3. Step 3: Cross multiply
    18,834,897.79x = 28,237,976.52 × 8,592,594.70
  4. Step 4: Simplify right side
    18,834,897.79x = 242,637,487,384,476.41
  5. Step 5: Solve for x
    x = 242,637,487,384,476.41/18,834,897.79
  6. Step 6: Final answer
    x = 12,882,336.29

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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.