Home / 30,684,710.44-42,360,821.06-22,415,487.40

Finding the Fourth Proportional to 30,684,710.44, 42,360,821.06 and 22,415,487.40

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Solution

The fourth proportional to 30,684,710.44, 42,360,821.06 and 22,415,487.40 is: 30,945,002.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,684,710.44 : 42,360,821.06 = 22,415,487.40 : x
  2. Step 2: Convert to fraction form
    30,684,710.44/42,360,821.06 = 22,415,487.40/x
  3. Step 3: Cross multiply
    30,684,710.44x = 42,360,821.06 × 22,415,487.40
  4. Step 4: Simplify right side
    30,684,710.44x = 949,538,450,724,084.62
  5. Step 5: Solve for x
    x = 949,538,450,724,084.62/30,684,710.44
  6. Step 6: Final answer
    x = 30,945,002.81

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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.