Home / 19,010,532.90-28,494,804.15-10,496,979.30

Finding the Fourth Proportional to 19,010,532.90, 28,494,804.15 and 10,496,979.30

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Solution

The fourth proportional to 19,010,532.90, 28,494,804.15 and 10,496,979.30 is: 15,733,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010,532.90 : 28,494,804.15 = 10,496,979.30 : x
  2. Step 2: Convert to fraction form
    19,010,532.90/28,494,804.15 = 10,496,979.30/x
  3. Step 3: Cross multiply
    19,010,532.90x = 28,494,804.15 × 10,496,979.30
  4. Step 4: Simplify right side
    19,010,532.90x = 299,109,369,320,104.12
  5. Step 5: Solve for x
    x = 299,109,369,320,104.12/19,010,532.90
  6. Step 6: Final answer
    x = 15,733,876.10

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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.