Home / 33,830,281.32-46,668,153.40-20,780,481.48

Finding the Fourth Proportional to 33,830,281.32, 46,668,153.40 and 20,780,481.48

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Solution

The fourth proportional to 33,830,281.32, 46,668,153.40 and 20,780,481.48 is: 28,666,232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,830,281.32 : 46,668,153.40 = 20,780,481.48 : x
  2. Step 2: Convert to fraction form
    33,830,281.32/46,668,153.40 = 20,780,481.48/x
  3. Step 3: Cross multiply
    33,830,281.32x = 46,668,153.40 × 20,780,481.48
  4. Step 4: Simplify right side
    33,830,281.32x = 969,786,697,434,499
  5. Step 5: Solve for x
    x = 969,786,697,434,499/33,830,281.32
  6. Step 6: Final answer
    x = 28,666,232.13

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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.