Home / 39,670,949.40-54,742,905.74-22,263,932.76

Finding the Fourth Proportional to 39,670,949.40, 54,742,905.74 and 22,263,932.76

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Solution

The fourth proportional to 39,670,949.40, 54,742,905.74 and 22,263,932.76 is: 30,722,541.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,670,949.40 : 54,742,905.74 = 22,263,932.76 : x
  2. Step 2: Convert to fraction form
    39,670,949.40/54,742,905.74 = 22,263,932.76/x
  3. Step 3: Cross multiply
    39,670,949.40x = 54,742,905.74 × 22,263,932.76
  4. Step 4: Simplify right side
    39,670,949.40x = 1,218,792,372,482,378.25
  5. Step 5: Solve for x
    x = 1,218,792,372,482,378.25/39,670,949.40
  6. Step 6: Final answer
    x = 30,722,541.08

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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.