Home / 40,407,695.40-60,611,543.10-28,290,840.60

Finding the Fourth Proportional to 40,407,695.40, 60,611,543.10 and 28,290,840.60

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Solution

The fourth proportional to 40,407,695.40, 60,611,543.10 and 28,290,840.60 is: 42,436,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,407,695.40 : 60,611,543.10 = 28,290,840.60 : x
  2. Step 2: Convert to fraction form
    40,407,695.40/60,611,543.10 = 28,290,840.60/x
  3. Step 3: Cross multiply
    40,407,695.40x = 60,611,543.10 × 28,290,840.60
  4. Step 4: Simplify right side
    40,407,695.40x = 1,714,751,504,362,130
  5. Step 5: Solve for x
    x = 1,714,751,504,362,130/40,407,695.40
  6. Step 6: Final answer
    x = 42,436,260.90

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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.