Home / 18,173,397.60-27,223,354.80-11,328,962.40

Finding the Fourth Proportional to 18,173,397.60, 27,223,354.80 and 11,328,962.40

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Solution

The fourth proportional to 18,173,397.60, 27,223,354.80 and 11,328,962.40 is: 16,970,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173,397.60 : 27,223,354.80 = 11,328,962.40 : x
  2. Step 2: Convert to fraction form
    18,173,397.60/27,223,354.80 = 11,328,962.40/x
  3. Step 3: Cross multiply
    18,173,397.60x = 27,223,354.80 × 11,328,962.40
  4. Step 4: Simplify right side
    18,173,397.60x = 308,412,362,931,059.56
  5. Step 5: Solve for x
    x = 308,412,362,931,059.56/18,173,397.60
  6. Step 6: Final answer
    x = 16,970,539.56

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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.