Home / 53,212,010.40-79,818,015.60-51,086,246.40

Finding the Fourth Proportional to 53,212,010.40, 79,818,015.60 and 51,086,246.40

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Solution

The fourth proportional to 53,212,010.40, 79,818,015.60 and 51,086,246.40 is: 76,629,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,212,010.40 : 79,818,015.60 = 51,086,246.40 : x
  2. Step 2: Convert to fraction form
    53,212,010.40/79,818,015.60 = 51,086,246.40/x
  3. Step 3: Cross multiply
    53,212,010.40x = 79,818,015.60 × 51,086,246.40
  4. Step 4: Simplify right side
    53,212,010.40x = 4,077,602,812,100,643.50
  5. Step 5: Solve for x
    x = 4,077,602,812,100,643.50/53,212,010.40
  6. Step 6: Final answer
    x = 76,629,369.60

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Similar ratio
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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.