Home / 10,203,705.16-15,300,242.70-3,808,698.28

Finding the Fourth Proportional to 10,203,705.16, 15,300,242.70 and 3,808,698.28

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Solution

The fourth proportional to 10,203,705.16, 15,300,242.70 and 3,808,698.28 is: 5,711,063.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203,705.16 : 15,300,242.70 = 3,808,698.28 : x
  2. Step 2: Convert to fraction form
    10,203,705.16/15,300,242.70 = 3,808,698.28/x
  3. Step 3: Cross multiply
    10,203,705.16x = 15,300,242.70 × 3,808,698.28
  4. Step 4: Simplify right side
    10,203,705.16x = 58,274,008,055,072.55
  5. Step 5: Solve for x
    x = 58,274,008,055,072.55/10,203,705.16
  6. Step 6: Final answer
    x = 5,711,063.50

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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.