Home / 19,232,767.98-28,803,355.38-11,128,664.52

Finding the Fourth Proportional to 19,232,767.98, 28,803,355.38 and 11,128,664.52

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Solution

The fourth proportional to 19,232,767.98, 28,803,355.38 and 11,128,664.52 is: 16,666,497.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,232,767.98 : 28,803,355.38 = 11,128,664.52 : x
  2. Step 2: Convert to fraction form
    19,232,767.98/28,803,355.38 = 11,128,664.52/x
  3. Step 3: Cross multiply
    19,232,767.98x = 28,803,355.38 × 11,128,664.52
  4. Step 4: Simplify right side
    19,232,767.98x = 320,542,879,074,357.06
  5. Step 5: Solve for x
    x = 320,542,879,074,357.06/19,232,767.98
  6. Step 6: Final answer
    x = 16,666,497.48

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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.