Home / 19,232,908.43-28,803,565.24-11,128,804.97

Finding the Fourth Proportional to 19,232,908.43, 28,803,565.24 and 11,128,804.97

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Solution

The fourth proportional to 19,232,908.43, 28,803,565.24 and 11,128,804.97 is: 16,666,707.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,232,908.43 : 28,803,565.24 = 11,128,804.97 : x
  2. Step 2: Convert to fraction form
    19,232,908.43/28,803,565.24 = 11,128,804.97/x
  3. Step 3: Cross multiply
    19,232,908.43x = 28,803,565.24 × 11,128,804.97
  4. Step 4: Simplify right side
    19,232,908.43x = 320,549,259,996,631.25
  5. Step 5: Solve for x
    x = 320,549,259,996,631.25/19,232,908.43
  6. Step 6: Final answer
    x = 16,666,707.54

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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.