Home / 11,705,718.40-16,399,203.20-11,705,718.40

Finding the Fourth Proportional to 11,705,718.40, 16,399,203.20 and 11,705,718.40

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Solution

The fourth proportional to 11,705,718.40, 16,399,203.20 and 11,705,718.40 is: 16,399,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,705,718.40 : 16,399,203.20 = 11,705,718.40 : x
  2. Step 2: Convert to fraction form
    11,705,718.40/16,399,203.20 = 11,705,718.40/x
  3. Step 3: Cross multiply
    11,705,718.40x = 16,399,203.20 × 11,705,718.40
  4. Step 4: Simplify right side
    11,705,718.40x = 191,964,454,643,578.88
  5. Step 5: Solve for x
    x = 191,964,454,643,578.88/11,705,718.40
  6. Step 6: Final answer
    x = 16,399,203.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.