Home / 13,132,813.12-19,706,896.08-9,485,946.88

Finding the Fourth Proportional to 13,132,813.12, 19,706,896.08 and 9,485,946.88

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Solution

The fourth proportional to 13,132,813.12, 19,706,896.08 and 9,485,946.88 is: 14,234,465.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132,813.12 : 19,706,896.08 = 9,485,946.88 : x
  2. Step 2: Convert to fraction form
    13,132,813.12/19,706,896.08 = 9,485,946.88/x
  3. Step 3: Cross multiply
    13,132,813.12x = 19,706,896.08 × 9,485,946.88
  4. Step 4: Simplify right side
    13,132,813.12x = 186,938,569,373,621.56
  5. Step 5: Solve for x
    x = 186,938,569,373,621.56/13,132,813.12
  6. Step 6: Final answer
    x = 14,234,465.05

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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.