Home / 13,000,628.45-19,500,942.68-9,221,492.45

Finding the Fourth Proportional to 13,000,628.45, 19,500,942.68 and 9,221,492.45

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Solution

The fourth proportional to 13,000,628.45, 19,500,942.68 and 9,221,492.45 is: 13,832,238.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000,628.45 : 19,500,942.68 = 9,221,492.45 : x
  2. Step 2: Convert to fraction form
    13,000,628.45/19,500,942.68 = 9,221,492.45/x
  3. Step 3: Cross multiply
    13,000,628.45x = 19,500,942.68 × 9,221,492.45
  4. Step 4: Simplify right side
    13,000,628.45x = 179,827,795,645,395.28
  5. Step 5: Solve for x
    x = 179,827,795,645,395.28/13,000,628.45
  6. Step 6: Final answer
    x = 13,832,238.68

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1.5x scale

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.