Home / 10,790,423.60-16,185,635.40-2,812,247.60

Finding the Fourth Proportional to 10,790,423.60, 16,185,635.40 and 2,812,247.60

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Solution

The fourth proportional to 10,790,423.60, 16,185,635.40 and 2,812,247.60 is: 4,218,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790,423.60 : 16,185,635.40 = 2,812,247.60 : x
  2. Step 2: Convert to fraction form
    10,790,423.60/16,185,635.40 = 2,812,247.60/x
  3. Step 3: Cross multiply
    10,790,423.60x = 16,185,635.40 × 2,812,247.60
  4. Step 4: Simplify right side
    10,790,423.60x = 45,518,014,308,125.04
  5. Step 5: Solve for x
    x = 45,518,014,308,125.04/10,790,423.60
  6. Step 6: Final answer
    x = 4,218,371.40

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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.