Home / 32,768,007.20-49,152,010.80-20,809,325.60

Finding the Fourth Proportional to 32,768,007.20, 49,152,010.80 and 20,809,325.60

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Solution

The fourth proportional to 32,768,007.20, 49,152,010.80 and 20,809,325.60 is: 31,213,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,768,007.20 : 49,152,010.80 = 20,809,325.60 : x
  2. Step 2: Convert to fraction form
    32,768,007.20/49,152,010.80 = 20,809,325.60/x
  3. Step 3: Cross multiply
    32,768,007.20x = 49,152,010.80 × 20,809,325.60
  4. Step 4: Simplify right side
    32,768,007.20x = 1,022,820,196,631,916.50
  5. Step 5: Solve for x
    x = 1,022,820,196,631,916.50/32,768,007.20
  6. Step 6: Final answer
    x = 31,213,988.40

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1.5x scale

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.