Home / 15,641,308.86-21,580,953.57-9,441,455.46

Finding the Fourth Proportional to 15,641,308.86, 21,580,953.57 and 9,441,455.46

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Solution

The fourth proportional to 15,641,308.86, 21,580,953.57 and 9,441,455.46 is: 13,026,762.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,641,308.86 : 21,580,953.57 = 9,441,455.46 : x
  2. Step 2: Convert to fraction form
    15,641,308.86/21,580,953.57 = 9,441,455.46/x
  3. Step 3: Cross multiply
    15,641,308.86x = 21,580,953.57 × 9,441,455.46
  4. Step 4: Simplify right side
    15,641,308.86x = 203,755,611,915,483
  5. Step 5: Solve for x
    x = 203,755,611,915,483/15,641,308.86
  6. Step 6: Final answer
    x = 13,026,762.26

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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.