Home / 28,893,686.40-43,326,532.80-16,100,611.20

Finding the Fourth Proportional to 28,893,686.40, 43,326,532.80 and 16,100,611.20

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Solution

The fourth proportional to 28,893,686.40, 43,326,532.80 and 16,100,611.20 is: 24,143,117.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,893,686.40 : 43,326,532.80 = 16,100,611.20 : x
  2. Step 2: Convert to fraction form
    28,893,686.40/43,326,532.80 = 16,100,611.20/x
  3. Step 3: Cross multiply
    28,893,686.40x = 43,326,532.80 × 16,100,611.20
  4. Step 4: Simplify right side
    28,893,686.40x = 697,583,659,256,847.25
  5. Step 5: Solve for x
    x = 697,583,659,256,847.25/28,893,686.40
  6. Step 6: Final answer
    x = 24,143,117.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.