Home / 53,938,163.40-80,917,742.70-15,600,928.20

Finding the Fourth Proportional to 53,938,163.40, 80,917,742.70 and 15,600,928.20

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Solution

The fourth proportional to 53,938,163.40, 80,917,742.70 and 15,600,928.20 is: 23,404,428.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,938,163.40 : 80,917,742.70 = 15,600,928.20 : x
  2. Step 2: Convert to fraction form
    53,938,163.40/80,917,742.70 = 15,600,928.20/x
  3. Step 3: Cross multiply
    53,938,163.40x = 80,917,742.70 × 15,600,928.20
  4. Step 4: Simplify right side
    53,938,163.40x = 1,262,391,893,968,774.25
  5. Step 5: Solve for x
    x = 1,262,391,893,968,774.25/53,938,163.40
  6. Step 6: Final answer
    x = 23,404,428.60

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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.