Home / 10,687,936.50-14,750,928.18-6,768,050.40

Finding the Fourth Proportional to 10,687,936.50, 14,750,928.18 and 6,768,050.40

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Solution

The fourth proportional to 10,687,936.50, 14,750,928.18 and 6,768,050.40 is: 9,340,907.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687,936.50 : 14,750,928.18 = 6,768,050.40 : x
  2. Step 2: Convert to fraction form
    10,687,936.50/14,750,928.18 = 6,768,050.40/x
  3. Step 3: Cross multiply
    10,687,936.50x = 14,750,928.18 × 6,768,050.40
  4. Step 4: Simplify right side
    10,687,936.50x = 99,835,025,369,020.28
  5. Step 5: Solve for x
    x = 99,835,025,369,020.28/10,687,936.50
  6. Step 6: Final answer
    x = 9,340,907.42

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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.