Home / 40,628,345.85-60,928,347-17,896,842.81

Finding the Fourth Proportional to 40,628,345.85, 60,928,347 and 17,896,842.81

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Solution

The fourth proportional to 40,628,345.85, 60,928,347 and 17,896,842.81 is: 26,839,021.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,628,345.85 : 60,928,347 = 17,896,842.81 : x
  2. Step 2: Convert to fraction form
    40,628,345.85/60,928,347 = 17,896,842.81/x
  3. Step 3: Cross multiply
    40,628,345.85x = 60,928,347 × 17,896,842.81
  4. Step 4: Simplify right side
    40,628,345.85x = 1,090,425,048,932,135
  5. Step 5: Solve for x
    x = 1,090,425,048,932,135/40,628,345.85
  6. Step 6: Final answer
    x = 26,839,021.53

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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.