Home / 42,707,431.22-64,163,345.11-27,384,741.51

Finding the Fourth Proportional to 42,707,431.22, 64,163,345.11 and 27,384,741.51

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Solution

The fourth proportional to 42,707,431.22, 64,163,345.11 and 27,384,741.51 is: 41,142,643.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,707,431.22 : 64,163,345.11 = 27,384,741.51 : x
  2. Step 2: Convert to fraction form
    42,707,431.22/64,163,345.11 = 27,384,741.51/x
  3. Step 3: Cross multiply
    42,707,431.22x = 64,163,345.11 × 27,384,741.51
  4. Step 4: Simplify right side
    42,707,431.22x = 1,757,096,620,460,156
  5. Step 5: Solve for x
    x = 1,757,096,620,460,156/42,707,431.22
  6. Step 6: Final answer
    x = 41,142,643.57

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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.