Home / 13,289,662.31-19,935,618.95-3,705,050.16

Finding the Fourth Proportional to 13,289,662.31, 19,935,618.95 and 3,705,050.16

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Solution

The fourth proportional to 13,289,662.31, 19,935,618.95 and 3,705,050.16 is: 5,557,889.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289,662.31 : 19,935,618.95 = 3,705,050.16 : x
  2. Step 2: Convert to fraction form
    13,289,662.31/19,935,618.95 = 3,705,050.16/x
  3. Step 3: Cross multiply
    13,289,662.31x = 19,935,618.95 × 3,705,050.16
  4. Step 4: Simplify right side
    13,289,662.31x = 73,862,468,189,659.16
  5. Step 5: Solve for x
    x = 73,862,468,189,659.16/13,289,662.31
  6. Step 6: Final answer
    x = 5,557,889.02

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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.