Home / 43,140,422.51-64,688,326.31-15,839,707.85

Finding the Fourth Proportional to 43,140,422.51, 64,688,326.31 and 15,839,707.85

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Solution

The fourth proportional to 43,140,422.51, 64,688,326.31 and 15,839,707.85 is: 23,751,371.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,140,422.51 : 64,688,326.31 = 15,839,707.85 : x
  2. Step 2: Convert to fraction form
    43,140,422.51/64,688,326.31 = 15,839,707.85/x
  3. Step 3: Cross multiply
    43,140,422.51x = 64,688,326.31 × 15,839,707.85
  4. Step 4: Simplify right side
    43,140,422.51x = 1,024,644,190,014,607.50
  5. Step 5: Solve for x
    x = 1,024,644,190,014,607.50/43,140,422.51
  6. Step 6: Final answer
    x = 23,751,371.23

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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.