Home / 17,072,856.20-25,627,946.70-10,690,315.40

Finding the Fourth Proportional to 17,072,856.20, 25,627,946.70 and 10,690,315.40

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Solution

The fourth proportional to 17,072,856.20, 25,627,946.70 and 10,690,315.40 is: 16,047,158.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,072,856.20 : 25,627,946.70 = 10,690,315.40 : x
  2. Step 2: Convert to fraction form
    17,072,856.20/25,627,946.70 = 10,690,315.40/x
  3. Step 3: Cross multiply
    17,072,856.20x = 25,627,946.70 × 10,690,315.40
  4. Step 4: Simplify right side
    17,072,856.20x = 273,970,833,277,389.19
  5. Step 5: Solve for x
    x = 273,970,833,277,389.19/17,072,856.20
  6. Step 6: Final answer
    x = 16,047,158.72

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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.