Home / 66,740,065.50-92,101,290.39-36,216,673.50

Finding the Fourth Proportional to 66,740,065.50, 92,101,290.39 and 36,216,673.50

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Solution

The fourth proportional to 66,740,065.50, 92,101,290.39 and 36,216,673.50 is: 49,979,009.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,740,065.50 : 92,101,290.39 = 36,216,673.50 : x
  2. Step 2: Convert to fraction form
    66,740,065.50/92,101,290.39 = 36,216,673.50/x
  3. Step 3: Cross multiply
    66,740,065.50x = 92,101,290.39 × 36,216,673.50
  4. Step 4: Simplify right side
    66,740,065.50x = 3,335,602,362,983,317.50
  5. Step 5: Solve for x
    x = 3,335,602,362,983,317.50/66,740,065.50
  6. Step 6: Final answer
    x = 49,979,009.43

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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.