Home / 71,007,627.60-106,511,441.40-30,618,111.60

Finding the Fourth Proportional to 71,007,627.60, 106,511,441.40 and 30,618,111.60

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Solution

The fourth proportional to 71,007,627.60, 106,511,441.40 and 30,618,111.60 is: 45,927,167.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,007,627.60 : 106,511,441.40 = 30,618,111.60 : x
  2. Step 2: Convert to fraction form
    71,007,627.60/106,511,441.40 = 30,618,111.60/x
  3. Step 3: Cross multiply
    71,007,627.60x = 106,511,441.40 × 30,618,111.60
  4. Step 4: Simplify right side
    71,007,627.60x = 3,261,179,199,462,060.50
  5. Step 5: Solve for x
    x = 3,261,179,199,462,060.50/71,007,627.60
  6. Step 6: Final answer
    x = 45,927,167.40

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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.