Home / 15,202,405.35-22,771,812.83-7,122,277.35

Finding the Fourth Proportional to 15,202,405.35, 22,771,812.83 and 7,122,277.35

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Solution

The fourth proportional to 15,202,405.35, 22,771,812.83 and 7,122,277.35 is: 10,668,520.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,202,405.35 : 22,771,812.83 = 7,122,277.35 : x
  2. Step 2: Convert to fraction form
    15,202,405.35/22,771,812.83 = 7,122,277.35/x
  3. Step 3: Cross multiply
    15,202,405.35x = 22,771,812.83 × 7,122,277.35
  4. Step 4: Simplify right side
    15,202,405.35x = 162,187,166,701,937
  5. Step 5: Solve for x
    x = 162,187,166,701,937/15,202,405.35
  6. Step 6: Final answer
    x = 10,668,520.08

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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.