Home / 43,843,246.40-65,764,869.60-19,908,718.40

Finding the Fourth Proportional to 43,843,246.40, 65,764,869.60 and 19,908,718.40

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Solution

The fourth proportional to 43,843,246.40, 65,764,869.60 and 19,908,718.40 is: 29,863,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,843,246.40 : 65,764,869.60 = 19,908,718.40 : x
  2. Step 2: Convert to fraction form
    43,843,246.40/65,764,869.60 = 19,908,718.40/x
  3. Step 3: Cross multiply
    43,843,246.40x = 65,764,869.60 × 19,908,718.40
  4. Step 4: Simplify right side
    43,843,246.40x = 1,309,294,269,479,120.50
  5. Step 5: Solve for x
    x = 1,309,294,269,479,120.50/43,843,246.40
  6. Step 6: Final answer
    x = 29,863,077.60

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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.