Home / 45,158,808.51-67,635,762.75-28,764,181.71

Finding the Fourth Proportional to 45,158,808.51, 67,635,762.75 and 28,764,181.71

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Solution

The fourth proportional to 45,158,808.51, 67,635,762.75 and 28,764,181.71 is: 43,081,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,158,808.51 : 67,635,762.75 = 28,764,181.71 : x
  2. Step 2: Convert to fraction form
    45,158,808.51/67,635,762.75 = 28,764,181.71/x
  3. Step 3: Cross multiply
    45,158,808.51x = 67,635,762.75 × 28,764,181.71
  4. Step 4: Simplify right side
    45,158,808.51x = 1,945,487,369,835,449.25
  5. Step 5: Solve for x
    x = 1,945,487,369,835,449.25/45,158,808.51
  6. Step 6: Final answer
    x = 43,081,016.40

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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.