Home / 66,097,318.40-91,212,478.56-36,727,890.56

Finding the Fourth Proportional to 66,097,318.40, 91,212,478.56 and 36,727,890.56

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Solution

The fourth proportional to 66,097,318.40, 91,212,478.56 and 36,727,890.56 is: 50,683,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,097,318.40 : 91,212,478.56 = 36,727,890.56 : x
  2. Step 2: Convert to fraction form
    66,097,318.40/91,212,478.56 = 36,727,890.56/x
  3. Step 3: Cross multiply
    66,097,318.40x = 91,212,478.56 × 36,727,890.56
  4. Step 4: Simplify right side
    66,097,318.40x = 3,350,041,930,258,026.50
  5. Step 5: Solve for x
    x = 3,350,041,930,258,026.50/66,097,318.40
  6. Step 6: Final answer
    x = 50,683,477.20

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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.