Home / 43,843,622.40-65,765,433.60-19,909,094.40

Finding the Fourth Proportional to 43,843,622.40, 65,765,433.60 and 19,909,094.40

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Solution

The fourth proportional to 43,843,622.40, 65,765,433.60 and 19,909,094.40 is: 29,863,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,843,622.40 : 65,765,433.60 = 19,909,094.40 : x
  2. Step 2: Convert to fraction form
    43,843,622.40/65,765,433.60 = 19,909,094.40/x
  3. Step 3: Cross multiply
    43,843,622.40x = 65,765,433.60 × 19,909,094.40
  4. Step 4: Simplify right side
    43,843,622.40x = 1,309,330,225,799,331.75
  5. Step 5: Solve for x
    x = 1,309,330,225,799,331.75/43,843,622.40
  6. Step 6: Final answer
    x = 29,863,641.60

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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.