Home / 13,994,734.40-19,313,106.72-7,882,798.40

Finding the Fourth Proportional to 13,994,734.40, 19,313,106.72 and 7,882,798.40

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Solution

The fourth proportional to 13,994,734.40, 19,313,106.72 and 7,882,798.40 is: 10,878,472.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994,734.40 : 19,313,106.72 = 7,882,798.40 : x
  2. Step 2: Convert to fraction form
    13,994,734.40/19,313,106.72 = 7,882,798.40/x
  3. Step 3: Cross multiply
    13,994,734.40x = 19,313,106.72 × 7,882,798.40
  4. Step 4: Simplify right side
    13,994,734.40x = 152,241,326,751,445.25
  5. Step 5: Solve for x
    x = 152,241,326,751,445.25/13,994,734.40
  6. Step 6: Final answer
    x = 10,878,472.03

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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.