Home / 55,570,835.40-83,355,047.46-19,178,001.75

Finding the Fourth Proportional to 55,570,835.40, 83,355,047.46 and 19,178,001.75

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Solution

The fourth proportional to 55,570,835.40, 83,355,047.46 and 19,178,001.75 is: 28,766,586.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,570,835.40 : 83,355,047.46 = 19,178,001.75 : x
  2. Step 2: Convert to fraction form
    55,570,835.40/83,355,047.46 = 19,178,001.75/x
  3. Step 3: Cross multiply
    55,570,835.40x = 83,355,047.46 × 19,178,001.75
  4. Step 4: Simplify right side
    55,570,835.40x = 1,598,583,246,371,794.25
  5. Step 5: Solve for x
    x = 1,598,583,246,371,794.25/55,570,835.40
  6. Step 6: Final answer
    x = 28,766,586.56

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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.