Home / 13,994,730.40-19,313,101.20-7,882,794.40

Finding the Fourth Proportional to 13,994,730.40, 19,313,101.20 and 7,882,794.40

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Solution

The fourth proportional to 13,994,730.40, 19,313,101.20 and 7,882,794.40 is: 10,878,466.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994,730.40 : 19,313,101.20 = 7,882,794.40 : x
  2. Step 2: Convert to fraction form
    13,994,730.40/19,313,101.20 = 7,882,794.40/x
  3. Step 3: Cross multiply
    13,994,730.40x = 19,313,101.20 × 7,882,794.40
  4. Step 4: Simplify right side
    13,994,730.40x = 152,241,205,985,993.28
  5. Step 5: Solve for x
    x = 152,241,205,985,993.28/13,994,730.40
  6. Step 6: Final answer
    x = 10,878,466.51

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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.