Home / 42,021,326.48-63,027,255.48-11,318,153.12

Finding the Fourth Proportional to 42,021,326.48, 63,027,255.48 and 11,318,153.12

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Solution

The fourth proportional to 42,021,326.48, 63,027,255.48 and 11,318,153.12 is: 16,975,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,021,326.48 : 63,027,255.48 = 11,318,153.12 : x
  2. Step 2: Convert to fraction form
    42,021,326.48/63,027,255.48 = 11,318,153.12/x
  3. Step 3: Cross multiply
    42,021,326.48x = 63,027,255.48 × 11,318,153.12
  4. Step 4: Simplify right side
    42,021,326.48x = 713,352,128,255,999
  5. Step 5: Solve for x
    x = 713,352,128,255,999/42,021,326.48
  6. Step 6: Final answer
    x = 16,975,954.55

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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.