Home / 55,742,520.94-83,614,621.89-19,352,066.88

Finding the Fourth Proportional to 55,742,520.94, 83,614,621.89 and 19,352,066.88

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Solution

The fourth proportional to 55,742,520.94, 83,614,621.89 and 19,352,066.88 is: 29,028,392.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,742,520.94 : 83,614,621.89 = 19,352,066.88 : x
  2. Step 2: Convert to fraction form
    55,742,520.94/83,614,621.89 = 19,352,066.88/x
  3. Step 3: Cross multiply
    55,742,520.94x = 83,614,621.89 × 19,352,066.88
  4. Step 4: Simplify right side
    55,742,520.94x = 1,618,115,754,961,192
  5. Step 5: Solve for x
    x = 1,618,115,754,961,192/55,742,520.94
  6. Step 6: Final answer
    x = 29,028,392.11

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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.