Home / 19,152,511.80-28,728,767.70-18,032,767.80

Finding the Fourth Proportional to 19,152,511.80, 28,728,767.70 and 18,032,767.80

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Solution

The fourth proportional to 19,152,511.80, 28,728,767.70 and 18,032,767.80 is: 27,049,151.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,511.80 : 28,728,767.70 = 18,032,767.80 : x
  2. Step 2: Convert to fraction form
    19,152,511.80/28,728,767.70 = 18,032,767.80/x
  3. Step 3: Cross multiply
    19,152,511.80x = 28,728,767.70 × 18,032,767.80
  4. Step 4: Simplify right side
    19,152,511.80x = 518,059,197,114,240.06
  5. Step 5: Solve for x
    x = 518,059,197,114,240.06/19,152,511.80
  6. Step 6: Final answer
    x = 27,049,151.70

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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.