Home / 57,276,368.16-79,039,873.56-31,170,325.48

Finding the Fourth Proportional to 57,276,368.16, 79,039,873.56 and 31,170,325.48

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Solution

The fourth proportional to 57,276,368.16, 79,039,873.56 and 31,170,325.48 is: 43,014,224.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,276,368.16 : 79,039,873.56 = 31,170,325.48 : x
  2. Step 2: Convert to fraction form
    57,276,368.16/79,039,873.56 = 31,170,325.48/x
  3. Step 3: Cross multiply
    57,276,368.16x = 79,039,873.56 × 31,170,325.48
  4. Step 4: Simplify right side
    57,276,368.16x = 2,463,698,584,951,895
  5. Step 5: Solve for x
    x = 2,463,698,584,951,895/57,276,368.16
  6. Step 6: Final answer
    x = 43,014,224.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.