Home / 14,645,128.73-21,968,888.55-7,354,839.15

Finding the Fourth Proportional to 14,645,128.73, 21,968,888.55 and 7,354,839.15

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Solution

The fourth proportional to 14,645,128.73, 21,968,888.55 and 7,354,839.15 is: 11,032,859.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,645,128.73 : 21,968,888.55 = 7,354,839.15 : x
  2. Step 2: Convert to fraction form
    14,645,128.73/21,968,888.55 = 7,354,839.15/x
  3. Step 3: Cross multiply
    14,645,128.73x = 21,968,888.55 × 7,354,839.15
  4. Step 4: Simplify right side
    14,645,128.73x = 161,577,641,561,946.09
  5. Step 5: Solve for x
    x = 161,577,641,561,946.09/14,645,128.73
  6. Step 6: Final answer
    x = 11,032,859.09

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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.