Home / 14,384,328.80-21,576,493.20-9,009,557.60

Finding the Fourth Proportional to 14,384,328.80, 21,576,493.20 and 9,009,557.60

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Solution

The fourth proportional to 14,384,328.80, 21,576,493.20 and 9,009,557.60 is: 13,514,336.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,384,328.80 : 21,576,493.20 = 9,009,557.60 : x
  2. Step 2: Convert to fraction form
    14,384,328.80/21,576,493.20 = 9,009,557.60/x
  3. Step 3: Cross multiply
    14,384,328.80x = 21,576,493.20 × 9,009,557.60
  4. Step 4: Simplify right side
    14,384,328.80x = 194,394,658,291,408.31
  5. Step 5: Solve for x
    x = 194,394,658,291,408.31/14,384,328.80
  6. Step 6: Final answer
    x = 13,514,336.40

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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.