Home / 14,042,829.60-21,064,244.40-13,203,021.60

Finding the Fourth Proportional to 14,042,829.60, 21,064,244.40 and 13,203,021.60

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Solution

The fourth proportional to 14,042,829.60, 21,064,244.40 and 13,203,021.60 is: 19,804,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,829.60 : 21,064,244.40 = 13,203,021.60 : x
  2. Step 2: Convert to fraction form
    14,042,829.60/21,064,244.40 = 13,203,021.60/x
  3. Step 3: Cross multiply
    14,042,829.60x = 21,064,244.40 × 13,203,021.60
  4. Step 4: Simplify right side
    14,042,829.60x = 278,111,673,800,879
  5. Step 5: Solve for x
    x = 278,111,673,800,879/14,042,829.60
  6. Step 6: Final answer
    x = 19,804,532.40

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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.