Home / 9,631,711.72-14,447,830.56-2,808,120

Finding the Fourth Proportional to 9,631,711.72, 14,447,830.56 and 2,808,120

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Solution

The fourth proportional to 9,631,711.72, 14,447,830.56 and 2,808,120 is: 4,212,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631,711.72 : 14,447,830.56 = 2,808,120 : x
  2. Step 2: Convert to fraction form
    9,631,711.72/14,447,830.56 = 2,808,120/x
  3. Step 3: Cross multiply
    9,631,711.72x = 14,447,830.56 × 2,808,120
  4. Step 4: Simplify right side
    9,631,711.72x = 40,571,241,952,147.20
  5. Step 5: Solve for x
    x = 40,571,241,952,147.20/9,631,711.72
  6. Step 6: Final answer
    x = 4,212,256.67

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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.