Home / 20,628,047.70-30,975,119.55-16,403,346.90

Finding the Fourth Proportional to 20,628,047.70, 30,975,119.55 and 16,403,346.90

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Solution

The fourth proportional to 20,628,047.70, 30,975,119.55 and 16,403,346.90 is: 24,631,300.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,628,047.70 : 30,975,119.55 = 16,403,346.90 : x
  2. Step 2: Convert to fraction form
    20,628,047.70/30,975,119.55 = 16,403,346.90/x
  3. Step 3: Cross multiply
    20,628,047.70x = 30,975,119.55 × 16,403,346.90
  4. Step 4: Simplify right side
    20,628,047.70x = 508,095,631,247,621.94
  5. Step 5: Solve for x
    x = 508,095,631,247,621.94/20,628,047.70
  6. Step 6: Final answer
    x = 24,631,300.00

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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.