Home / 54,968,986.80-82,462,811.40-16,630,196.40

Finding the Fourth Proportional to 54,968,986.80, 82,462,811.40 and 16,630,196.40

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Solution

The fourth proportional to 54,968,986.80, 82,462,811.40 and 16,630,196.40 is: 24,948,117.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,968,986.80 : 82,462,811.40 = 16,630,196.40 : x
  2. Step 2: Convert to fraction form
    54,968,986.80/82,462,811.40 = 16,630,196.40/x
  3. Step 3: Cross multiply
    54,968,986.80x = 82,462,811.40 × 16,630,196.40
  4. Step 4: Simplify right side
    54,968,986.80x = 1,371,372,749,278,159
  5. Step 5: Solve for x
    x = 1,371,372,749,278,159/54,968,986.80
  6. Step 6: Final answer
    x = 24,948,117.64

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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.