Home / 36,709,421.40-55,064,132.10-19,703,309.40

Finding the Fourth Proportional to 36,709,421.40, 55,064,132.10 and 19,703,309.40

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Solution

The fourth proportional to 36,709,421.40, 55,064,132.10 and 19,703,309.40 is: 29,554,964.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,709,421.40 : 55,064,132.10 = 19,703,309.40 : x
  2. Step 2: Convert to fraction form
    36,709,421.40/55,064,132.10 = 19,703,309.40/x
  3. Step 3: Cross multiply
    36,709,421.40x = 55,064,132.10 × 19,703,309.40
  4. Step 4: Simplify right side
    36,709,421.40x = 1,084,945,631,608,771.62
  5. Step 5: Solve for x
    x = 1,084,945,631,608,771.62/36,709,421.40
  6. Step 6: Final answer
    x = 29,554,964.10

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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.