Home / 39,406,102.39-54,383,782.70-22,005,809.16

Finding the Fourth Proportional to 39,406,102.39, 54,383,782.70 and 22,005,809.16

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Solution

The fourth proportional to 39,406,102.39, 54,383,782.70 and 22,005,809.16 is: 30,369,893.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,406,102.39 : 54,383,782.70 = 22,005,809.16 : x
  2. Step 2: Convert to fraction form
    39,406,102.39/54,383,782.70 = 22,005,809.16/x
  3. Step 3: Cross multiply
    39,406,102.39x = 54,383,782.70 × 22,005,809.16
  4. Step 4: Simplify right side
    39,406,102.39x = 1,196,759,143,495,109.50
  5. Step 5: Solve for x
    x = 1,196,759,143,495,109.50/39,406,102.39
  6. Step 6: Final answer
    x = 30,369,893.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.