Home / 51,793,085.65-77,698,959.68-21,504,010.45

Finding the Fourth Proportional to 51,793,085.65, 77,698,959.68 and 21,504,010.45

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Solution

The fourth proportional to 51,793,085.65, 77,698,959.68 and 21,504,010.45 is: 32,259,889.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,793,085.65 : 77,698,959.68 = 21,504,010.45 : x
  2. Step 2: Convert to fraction form
    51,793,085.65/77,698,959.68 = 21,504,010.45/x
  3. Step 3: Cross multiply
    51,793,085.65x = 77,698,959.68 × 21,504,010.45
  4. Step 4: Simplify right side
    51,793,085.65x = 1,670,839,240,805,328.50
  5. Step 5: Solve for x
    x = 1,670,839,240,805,328.50/51,793,085.65
  6. Step 6: Final answer
    x = 32,259,889.90

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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.