Home / 66,740,065-92,101,289.70-36,216,673

Finding the Fourth Proportional to 66,740,065, 92,101,289.70 and 36,216,673

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Solution

The fourth proportional to 66,740,065, 92,101,289.70 and 36,216,673 is: 49,979,008.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,740,065 : 92,101,289.70 = 36,216,673 : x
  2. Step 2: Convert to fraction form
    66,740,065/92,101,289.70 = 36,216,673/x
  3. Step 3: Cross multiply
    66,740,065x = 92,101,289.70 × 36,216,673
  4. Step 4: Simplify right side
    66,740,065x = 3,335,602,291,943,168
  5. Step 5: Solve for x
    x = 3,335,602,291,943,168/66,740,065
  6. Step 6: Final answer
    x = 49,979,008.74

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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.