Home / 12,784,554.60-19,176,831.90-10,769,015.40

Finding the Fourth Proportional to 12,784,554.60, 19,176,831.90 and 10,769,015.40

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Solution

The fourth proportional to 12,784,554.60, 19,176,831.90 and 10,769,015.40 is: 16,153,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,784,554.60 : 19,176,831.90 = 10,769,015.40 : x
  2. Step 2: Convert to fraction form
    12,784,554.60/19,176,831.90 = 10,769,015.40/x
  3. Step 3: Cross multiply
    12,784,554.60x = 19,176,831.90 × 10,769,015.40
  4. Step 4: Simplify right side
    12,784,554.60x = 206,515,598,054,311.25
  5. Step 5: Solve for x
    x = 206,515,598,054,311.25/12,784,554.60
  6. Step 6: Final answer
    x = 16,153,523.10

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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.