Home / 28,388,003.15-42,582,004.73-16,406,742.35

Finding the Fourth Proportional to 28,388,003.15, 42,582,004.73 and 16,406,742.35

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Solution

The fourth proportional to 28,388,003.15, 42,582,004.73 and 16,406,742.35 is: 24,610,113.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,388,003.15 : 42,582,004.73 = 16,406,742.35 : x
  2. Step 2: Convert to fraction form
    28,388,003.15/42,582,004.73 = 16,406,742.35/x
  3. Step 3: Cross multiply
    28,388,003.15x = 42,582,004.73 × 16,406,742.35
  4. Step 4: Simplify right side
    28,388,003.15x = 698,631,980,351,591.25
  5. Step 5: Solve for x
    x = 698,631,980,351,591.25/28,388,003.15
  6. Step 6: Final answer
    x = 24,610,113.53

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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.