Home / 14,424,712.54-19,906,135.54-7,809,370.72

Finding the Fourth Proportional to 14,424,712.54, 19,906,135.54 and 7,809,370.72

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Solution

The fourth proportional to 14,424,712.54, 19,906,135.54 and 7,809,370.72 is: 10,776,949.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,424,712.54 : 19,906,135.54 = 7,809,370.72 : x
  2. Step 2: Convert to fraction form
    14,424,712.54/19,906,135.54 = 7,809,370.72/x
  3. Step 3: Cross multiply
    14,424,712.54x = 19,906,135.54 × 7,809,370.72
  4. Step 4: Simplify right side
    14,424,712.54x = 155,454,392,121,038.34
  5. Step 5: Solve for x
    x = 155,454,392,121,038.34/14,424,712.54
  6. Step 6: Final answer
    x = 10,776,949.05

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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.