Home / 18,425,206.12-25,427,537.76-10,166,219.32

Finding the Fourth Proportional to 18,425,206.12, 25,427,537.76 and 10,166,219.32

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Solution

The fourth proportional to 18,425,206.12, 25,427,537.76 and 10,166,219.32 is: 14,029,798.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425,206.12 : 25,427,537.76 = 10,166,219.32 : x
  2. Step 2: Convert to fraction form
    18,425,206.12/25,427,537.76 = 10,166,219.32/x
  3. Step 3: Cross multiply
    18,425,206.12x = 25,427,537.76 × 10,166,219.32
  4. Step 4: Simplify right side
    18,425,206.12x = 258,501,925,635,741.56
  5. Step 5: Solve for x
    x = 258,501,925,635,741.56/18,425,206.12
  6. Step 6: Final answer
    x = 14,029,798.31

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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.