Home / 18,290,900.37-27,433,679.80-5,333,569.14

Finding the Fourth Proportional to 18,290,900.37, 27,433,679.80 and 5,333,569.14

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Solution

The fourth proportional to 18,290,900.37, 27,433,679.80 and 5,333,569.14 is: 7,999,574.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290,900.37 : 27,433,679.80 = 5,333,569.14 : x
  2. Step 2: Convert to fraction form
    18,290,900.37/27,433,679.80 = 5,333,569.14/x
  3. Step 3: Cross multiply
    18,290,900.37x = 27,433,679.80 × 5,333,569.14
  4. Step 4: Simplify right side
    18,290,900.37x = 146,319,427,977,921.38
  5. Step 5: Solve for x
    x = 146,319,427,977,921.38/18,290,900.37
  6. Step 6: Final answer
    x = 7,999,574.93

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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.