Home / 15,889,301.82-23,848,565.40-12,318,018.30

Finding the Fourth Proportional to 15,889,301.82, 23,848,565.40 and 12,318,018.30

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Solution

The fourth proportional to 15,889,301.82, 23,848,565.40 and 12,318,018.30 is: 18,488,355.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,889,301.82 : 23,848,565.40 = 12,318,018.30 : x
  2. Step 2: Convert to fraction form
    15,889,301.82/23,848,565.40 = 12,318,018.30/x
  3. Step 3: Cross multiply
    15,889,301.82x = 23,848,565.40 × 12,318,018.30
  4. Step 4: Simplify right side
    15,889,301.82x = 293,767,065,025,946.81
  5. Step 5: Solve for x
    x = 293,767,065,025,946.81/15,889,301.82
  6. Step 6: Final answer
    x = 18,488,355.77

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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.