Home / 18,430,861.34-25,425,090.32-11,458,895.17

Finding the Fourth Proportional to 18,430,861.34, 25,425,090.32 and 11,458,895.17

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Solution

The fourth proportional to 18,430,861.34, 25,425,090.32 and 11,458,895.17 is: 15,807,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430,861.34 : 25,425,090.32 = 11,458,895.17 : x
  2. Step 2: Convert to fraction form
    18,430,861.34/25,425,090.32 = 11,458,895.17/x
  3. Step 3: Cross multiply
    18,430,861.34x = 25,425,090.32 × 11,458,895.17
  4. Step 4: Simplify right side
    18,430,861.34x = 291,343,444,608,601.81
  5. Step 5: Solve for x
    x = 291,343,444,608,601.81/18,430,861.34
  6. Step 6: Final answer
    x = 15,807,370.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.