Home / 51,898,948.09-71,619,287.57-28,693,478.41

Finding the Fourth Proportional to 51,898,948.09, 71,619,287.57 and 28,693,478.41

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Solution

The fourth proportional to 51,898,948.09, 71,619,287.57 and 28,693,478.41 is: 39,596,303.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,898,948.09 : 71,619,287.57 = 28,693,478.41 : x
  2. Step 2: Convert to fraction form
    51,898,948.09/71,619,287.57 = 28,693,478.41/x
  3. Step 3: Cross multiply
    51,898,948.09x = 71,619,287.57 × 28,693,478.41
  4. Step 4: Simplify right side
    51,898,948.09x = 2,055,006,481,414,461
  5. Step 5: Solve for x
    x = 2,055,006,481,414,461/51,898,948.09
  6. Step 6: Final answer
    x = 39,596,303.15

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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.