Home / 28,041,884.96-42,058,620.20-8,870,150.88

Finding the Fourth Proportional to 28,041,884.96, 42,058,620.20 and 8,870,150.88

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Solution

The fourth proportional to 28,041,884.96, 42,058,620.20 and 8,870,150.88 is: 13,303,895.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,041,884.96 : 42,058,620.20 = 8,870,150.88 : x
  2. Step 2: Convert to fraction form
    28,041,884.96/42,058,620.20 = 8,870,150.88/x
  3. Step 3: Cross multiply
    28,041,884.96x = 42,058,620.20 × 8,870,150.88
  4. Step 4: Simplify right side
    28,041,884.96x = 373,066,307,000,791.19
  5. Step 5: Solve for x
    x = 373,066,307,000,791.19/28,041,884.96
  6. Step 6: Final answer
    x = 13,303,895.50

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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.