Home / 14,284,005.54-19,715,066.27-9,389,679.77

Finding the Fourth Proportional to 14,284,005.54, 19,715,066.27 and 9,389,679.77

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Solution

The fourth proportional to 14,284,005.54, 19,715,066.27 and 9,389,679.77 is: 12,959,821.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284,005.54 : 19,715,066.27 = 9,389,679.77 : x
  2. Step 2: Convert to fraction form
    14,284,005.54/19,715,066.27 = 9,389,679.77/x
  3. Step 3: Cross multiply
    14,284,005.54x = 19,715,066.27 × 9,389,679.77
  4. Step 4: Simplify right side
    14,284,005.54x = 185,118,158,774,104.66
  5. Step 5: Solve for x
    x = 185,118,158,774,104.66/14,284,005.54
  6. Step 6: Final answer
    x = 12,959,821.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.