Home / 13,849,894.80-20,774,842.20-13,650,829.20

Finding the Fourth Proportional to 13,849,894.80, 20,774,842.20 and 13,650,829.20

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Solution

The fourth proportional to 13,849,894.80, 20,774,842.20 and 13,650,829.20 is: 20,476,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849,894.80 : 20,774,842.20 = 13,650,829.20 : x
  2. Step 2: Convert to fraction form
    13,849,894.80/20,774,842.20 = 13,650,829.20/x
  3. Step 3: Cross multiply
    13,849,894.80x = 20,774,842.20 × 13,650,829.20
  4. Step 4: Simplify right side
    13,849,894.80x = 283,593,822,529,152.19
  5. Step 5: Solve for x
    x = 283,593,822,529,152.19/13,849,894.80
  6. Step 6: Final answer
    x = 20,476,243.80

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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.