Home / 12,444,187.42-18,666,281.58-3,925,188.19

Finding the Fourth Proportional to 12,444,187.42, 18,666,281.58 and 3,925,188.19

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Solution

The fourth proportional to 12,444,187.42, 18,666,281.58 and 3,925,188.19 is: 5,887,782.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,444,187.42 : 18,666,281.58 = 3,925,188.19 : x
  2. Step 2: Convert to fraction form
    12,444,187.42/18,666,281.58 = 3,925,188.19/x
  3. Step 3: Cross multiply
    12,444,187.42x = 18,666,281.58 × 3,925,188.19
  4. Step 4: Simplify right side
    12,444,187.42x = 73,268,668,009,030.53
  5. Step 5: Solve for x
    x = 73,268,668,009,030.53/12,444,187.42
  6. Step 6: Final answer
    x = 5,887,782.43

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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.