Home / 43,462,816.60-65,202,098.10-21,843,009.40

Finding the Fourth Proportional to 43,462,816.60, 65,202,098.10 and 21,843,009.40

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Solution

The fourth proportional to 43,462,816.60, 65,202,098.10 and 21,843,009.40 is: 32,768,470.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,462,816.60 : 65,202,098.10 = 21,843,009.40 : x
  2. Step 2: Convert to fraction form
    43,462,816.60/65,202,098.10 = 21,843,009.40/x
  3. Step 3: Cross multiply
    43,462,816.60x = 65,202,098.10 × 21,843,009.40
  4. Step 4: Simplify right side
    43,462,816.60x = 1,424,210,041,698,022
  5. Step 5: Solve for x
    x = 1,424,210,041,698,022/43,462,816.60
  6. Step 6: Final answer
    x = 32,768,470.92

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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.