Home / 66,418,510.21-91,690,726.93-41,308,713.32

Finding the Fourth Proportional to 66,418,510.21, 91,690,726.93 and 41,308,713.32

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Solution

The fourth proportional to 66,418,510.21, 91,690,726.93 and 41,308,713.32 is: 57,026,662.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,418,510.21 : 91,690,726.93 = 41,308,713.32 : x
  2. Step 2: Convert to fraction form
    66,418,510.21/91,690,726.93 = 41,308,713.32/x
  3. Step 3: Cross multiply
    66,418,510.21x = 91,690,726.93 × 41,308,713.32
  4. Step 4: Simplify right side
    66,418,510.21x = 3,787,625,952,524,533.50
  5. Step 5: Solve for x
    x = 3,787,625,952,524,533.50/66,418,510.21
  6. Step 6: Final answer
    x = 57,026,662.31

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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.