Home / 38,318,577.48-57,487,017.60-12,759,808.32

Finding the Fourth Proportional to 38,318,577.48, 57,487,017.60 and 12,759,808.32

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Solution

The fourth proportional to 38,318,577.48, 57,487,017.60 and 12,759,808.32 is: 19,142,759.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,318,577.48 : 57,487,017.60 = 12,759,808.32 : x
  2. Step 2: Convert to fraction form
    38,318,577.48/57,487,017.60 = 12,759,808.32/x
  3. Step 3: Cross multiply
    38,318,577.48x = 57,487,017.60 × 12,759,808.32
  4. Step 4: Simplify right side
    38,318,577.48x = 733,523,325,464,466.50
  5. Step 5: Solve for x
    x = 733,523,325,464,466.50/38,318,577.48
  6. Step 6: Final answer
    x = 19,142,759.82

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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.