Home / 30,208,997.40-45,313,496.10-27,185,688.60

Finding the Fourth Proportional to 30,208,997.40, 45,313,496.10 and 27,185,688.60

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Solution

The fourth proportional to 30,208,997.40, 45,313,496.10 and 27,185,688.60 is: 40,778,532.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208,997.40 : 45,313,496.10 = 27,185,688.60 : x
  2. Step 2: Convert to fraction form
    30,208,997.40/45,313,496.10 = 27,185,688.60/x
  3. Step 3: Cross multiply
    30,208,997.40x = 45,313,496.10 × 27,185,688.60
  4. Step 4: Simplify right side
    30,208,997.40x = 1,231,878,594,351,914.50
  5. Step 5: Solve for x
    x = 1,231,878,594,351,914.50/30,208,997.40
  6. Step 6: Final answer
    x = 40,778,532.90

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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.