Home / 13,961,427.30-20,942,140.95-9,709,899.30

Finding the Fourth Proportional to 13,961,427.30, 20,942,140.95 and 9,709,899.30

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Solution

The fourth proportional to 13,961,427.30, 20,942,140.95 and 9,709,899.30 is: 14,564,848.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961,427.30 : 20,942,140.95 = 9,709,899.30 : x
  2. Step 2: Convert to fraction form
    13,961,427.30/20,942,140.95 = 9,709,899.30/x
  3. Step 3: Cross multiply
    13,961,427.30x = 20,942,140.95 × 9,709,899.30
  4. Step 4: Simplify right side
    13,961,427.30x = 203,346,079,750,906.34
  5. Step 5: Solve for x
    x = 203,346,079,750,906.34/13,961,427.30
  6. Step 6: Final answer
    x = 14,564,848.95

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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.