Home / 48,391,743.60-72,587,615.40-47,271,999.60

Finding the Fourth Proportional to 48,391,743.60, 72,587,615.40 and 47,271,999.60

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Solution

The fourth proportional to 48,391,743.60, 72,587,615.40 and 47,271,999.60 is: 70,907,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,391,743.60 : 72,587,615.40 = 47,271,999.60 : x
  2. Step 2: Convert to fraction form
    48,391,743.60/72,587,615.40 = 47,271,999.60/x
  3. Step 3: Cross multiply
    48,391,743.60x = 72,587,615.40 × 47,271,999.60
  4. Step 4: Simplify right side
    48,391,743.60x = 3,431,361,726,153,754
  5. Step 5: Solve for x
    x = 3,431,361,726,153,754/48,391,743.60
  6. Step 6: Final answer
    x = 70,907,999.40

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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.