Home / 8,585,364.84-12,877,994.88-2,195,606.40

Finding the Fourth Proportional to 8,585,364.84, 12,877,994.88 and 2,195,606.40

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Solution

The fourth proportional to 8,585,364.84, 12,877,994.88 and 2,195,606.40 is: 3,293,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585,364.84 : 12,877,994.88 = 2,195,606.40 : x
  2. Step 2: Convert to fraction form
    8,585,364.84/12,877,994.88 = 2,195,606.40/x
  3. Step 3: Cross multiply
    8,585,364.84x = 12,877,994.88 × 2,195,606.40
  4. Step 4: Simplify right side
    8,585,364.84x = 28,275,007,977,695.23
  5. Step 5: Solve for x
    x = 28,275,007,977,695.23/8,585,364.84
  6. Step 6: Final answer
    x = 3,293,396.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.