Home / 54,131,570.60-81,197,355.90-13,742,054.60

Finding the Fourth Proportional to 54,131,570.60, 81,197,355.90 and 13,742,054.60

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Solution

The fourth proportional to 54,131,570.60, 81,197,355.90 and 13,742,054.60 is: 20,613,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,131,570.60 : 81,197,355.90 = 13,742,054.60 : x
  2. Step 2: Convert to fraction form
    54,131,570.60/81,197,355.90 = 13,742,054.60/x
  3. Step 3: Cross multiply
    54,131,570.60x = 81,197,355.90 × 13,742,054.60
  4. Step 4: Simplify right side
    54,131,570.60x = 1,115,818,498,153,432.25
  5. Step 5: Solve for x
    x = 1,115,818,498,153,432.25/54,131,570.60
  6. Step 6: Final answer
    x = 20,613,081.90

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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.