Home / 54,256,496.64-81,381,448.96-19,243,345.92

Finding the Fourth Proportional to 54,256,496.64, 81,381,448.96 and 19,243,345.92

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Solution

The fourth proportional to 54,256,496.64, 81,381,448.96 and 19,243,345.92 is: 28,863,849.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,256,496.64 : 81,381,448.96 = 19,243,345.92 : x
  2. Step 2: Convert to fraction form
    54,256,496.64/81,381,448.96 = 19,243,345.92/x
  3. Step 3: Cross multiply
    54,256,496.64x = 81,381,448.96 × 19,243,345.92
  4. Step 4: Simplify right side
    54,256,496.64x = 1,566,051,373,808,104.25
  5. Step 5: Solve for x
    x = 1,566,051,373,808,104.25/54,256,496.64
  6. Step 6: Final answer
    x = 28,863,849.88

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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.