Home / 42,707,431.38-64,163,345.35-27,384,741.67

Finding the Fourth Proportional to 42,707,431.38, 64,163,345.35 and 27,384,741.67

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Solution

The fourth proportional to 42,707,431.38, 64,163,345.35 and 27,384,741.67 is: 41,142,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,707,431.38 : 64,163,345.35 = 27,384,741.67 : x
  2. Step 2: Convert to fraction form
    42,707,431.38/64,163,345.35 = 27,384,741.67/x
  3. Step 3: Cross multiply
    42,707,431.38x = 64,163,345.35 × 27,384,741.67
  4. Step 4: Simplify right side
    42,707,431.38x = 1,757,096,637,092,746
  5. Step 5: Solve for x
    x = 1,757,096,637,092,746/42,707,431.38
  6. Step 6: Final answer
    x = 41,142,643.80

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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.