Home / 66,836,703.16-100,235,605.44-25,887,008.98

Finding the Fourth Proportional to 66,836,703.16, 100,235,605.44 and 25,887,008.98

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Solution

The fourth proportional to 66,836,703.16, 100,235,605.44 and 25,887,008.98 is: 38,822,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,836,703.16 : 100,235,605.44 = 25,887,008.98 : x
  2. Step 2: Convert to fraction form
    66,836,703.16/100,235,605.44 = 25,887,008.98/x
  3. Step 3: Cross multiply
    66,836,703.16x = 100,235,605.44 × 25,887,008.98
  4. Step 4: Simplify right side
    66,836,703.16x = 2,594,800,017,862,938.50
  5. Step 5: Solve for x
    x = 2,594,800,017,862,938.50/66,836,703.16
  6. Step 6: Final answer
    x = 38,822,980.42

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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.