Home / 30,677,361.96-42,335,644.80-16,927,211.84

Finding the Fourth Proportional to 30,677,361.96, 42,335,644.80 and 16,927,211.84

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Solution

The fourth proportional to 30,677,361.96, 42,335,644.80 and 16,927,211.84 is: 23,360,040.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,677,361.96 : 42,335,644.80 = 16,927,211.84 : x
  2. Step 2: Convert to fraction form
    30,677,361.96/42,335,644.80 = 16,927,211.84/x
  3. Step 3: Cross multiply
    30,677,361.96x = 42,335,644.80 × 16,927,211.84
  4. Step 4: Simplify right side
    30,677,361.96x = 716,624,427,912,594.38
  5. Step 5: Solve for x
    x = 716,624,427,912,594.38/30,677,361.96
  6. Step 6: Final answer
    x = 23,360,040.83

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1.5x scale

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.