Home / 43,636,991.35-65,444,988.71-13,345,116.79

Finding the Fourth Proportional to 43,636,991.35, 65,444,988.71 and 13,345,116.79

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Solution

The fourth proportional to 43,636,991.35, 65,444,988.71 and 13,345,116.79 is: 20,014,464.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,636,991.35 : 65,444,988.71 = 13,345,116.79 : x
  2. Step 2: Convert to fraction form
    43,636,991.35/65,444,988.71 = 13,345,116.79/x
  3. Step 3: Cross multiply
    43,636,991.35x = 65,444,988.71 × 13,345,116.79
  4. Step 4: Simplify right side
    43,636,991.35x = 873,371,017,588,455.75
  5. Step 5: Solve for x
    x = 873,371,017,588,455.75/43,636,991.35
  6. Step 6: Final answer
    x = 20,014,464.58

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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.