Home / 36,709,440.40-55,064,160.60-19,703,328.40

Finding the Fourth Proportional to 36,709,440.40, 55,064,160.60 and 19,703,328.40

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Solution

The fourth proportional to 36,709,440.40, 55,064,160.60 and 19,703,328.40 is: 29,554,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,709,440.40 : 55,064,160.60 = 19,703,328.40 : x
  2. Step 2: Convert to fraction form
    36,709,440.40/55,064,160.60 = 19,703,328.40/x
  3. Step 3: Cross multiply
    36,709,440.40x = 55,064,160.60 × 19,703,328.40
  4. Step 4: Simplify right side
    36,709,440.40x = 1,084,947,239,372,141
  5. Step 5: Solve for x
    x = 1,084,947,239,372,141/36,709,440.40
  6. Step 6: Final answer
    x = 29,554,992.60

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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.