Home / 28,956,200.90-43,440,133.35-8,485,880.90

Finding the Fourth Proportional to 28,956,200.90, 43,440,133.35 and 8,485,880.90

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Solution

The fourth proportional to 28,956,200.90, 43,440,133.35 and 8,485,880.90 is: 12,730,530.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,956,200.90 : 43,440,133.35 = 8,485,880.90 : x
  2. Step 2: Convert to fraction form
    28,956,200.90/43,440,133.35 = 8,485,880.90/x
  3. Step 3: Cross multiply
    28,956,200.90x = 43,440,133.35 × 8,485,880.90
  4. Step 4: Simplify right side
    28,956,200.90x = 368,627,797,888,218.06
  5. Step 5: Solve for x
    x = 368,627,797,888,218.06/28,956,200.90
  6. Step 6: Final answer
    x = 12,730,530.47

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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.