Home / 16,128,977.60-24,193,466.40-9,326,532.80

Finding the Fourth Proportional to 16,128,977.60, 24,193,466.40 and 9,326,532.80

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Solution

The fourth proportional to 16,128,977.60, 24,193,466.40 and 9,326,532.80 is: 13,989,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,977.60 : 24,193,466.40 = 9,326,532.80 : x
  2. Step 2: Convert to fraction form
    16,128,977.60/24,193,466.40 = 9,326,532.80/x
  3. Step 3: Cross multiply
    16,128,977.60x = 24,193,466.40 × 9,326,532.80
  4. Step 4: Simplify right side
    16,128,977.60x = 225,641,157,925,297.94
  5. Step 5: Solve for x
    x = 225,641,157,925,297.94/16,128,977.60
  6. Step 6: Final answer
    x = 13,989,799.20

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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.