Home / 28,997,885.80-43,495,446.30-9,826,762.60

Finding the Fourth Proportional to 28,997,885.80, 43,495,446.30 and 9,826,762.60

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Solution

The fourth proportional to 28,997,885.80, 43,495,446.30 and 9,826,762.60 is: 14,739,675.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,997,885.80 : 43,495,446.30 = 9,826,762.60 : x
  2. Step 2: Convert to fraction form
    28,997,885.80/43,495,446.30 = 9,826,762.60/x
  3. Step 3: Cross multiply
    28,997,885.80x = 43,495,446.30 × 9,826,762.60
  4. Step 4: Simplify right side
    28,997,885.80x = 427,419,424,971,148.31
  5. Step 5: Solve for x
    x = 427,419,424,971,148.31/28,997,885.80
  6. Step 6: Final answer
    x = 14,739,675.43

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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.