Home / 43,343,134.40-65,014,701.60-17,802,473.60

Finding the Fourth Proportional to 43,343,134.40, 65,014,701.60 and 17,802,473.60

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Solution

The fourth proportional to 43,343,134.40, 65,014,701.60 and 17,802,473.60 is: 26,703,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,343,134.40 : 65,014,701.60 = 17,802,473.60 : x
  2. Step 2: Convert to fraction form
    43,343,134.40/65,014,701.60 = 17,802,473.60/x
  3. Step 3: Cross multiply
    43,343,134.40x = 65,014,701.60 × 17,802,473.60
  4. Step 4: Simplify right side
    43,343,134.40x = 1,157,422,508,845,878
  5. Step 5: Solve for x
    x = 1,157,422,508,845,878/43,343,134.40
  6. Step 6: Final answer
    x = 26,703,710.40

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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.