Home / 43,636,989.60-65,444,986.08-13,345,115.04

Finding the Fourth Proportional to 43,636,989.60, 65,444,986.08 and 13,345,115.04

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Solution

The fourth proportional to 43,636,989.60, 65,444,986.08 and 13,345,115.04 is: 20,014,461.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,636,989.60 : 65,444,986.08 = 13,345,115.04 : x
  2. Step 2: Convert to fraction form
    43,636,989.60/65,444,986.08 = 13,345,115.04/x
  3. Step 3: Cross multiply
    43,636,989.60x = 65,444,986.08 × 13,345,115.04
  4. Step 4: Simplify right side
    43,636,989.60x = 873,370,868,028,798.50
  5. Step 5: Solve for x
    x = 873,370,868,028,798.50/43,636,989.60
  6. Step 6: Final answer
    x = 20,014,461.95

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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.