Home / 20,592,641.97-28,417,768.38-11,300,368.41

Finding the Fourth Proportional to 20,592,641.97, 28,417,768.38 and 11,300,368.41

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Solution

The fourth proportional to 20,592,641.97, 28,417,768.38 and 11,300,368.41 is: 15,594,465.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,592,641.97 : 28,417,768.38 = 11,300,368.41 : x
  2. Step 2: Convert to fraction form
    20,592,641.97/28,417,768.38 = 11,300,368.41/x
  3. Step 3: Cross multiply
    20,592,641.97x = 28,417,768.38 × 11,300,368.41
  4. Step 4: Simplify right side
    20,592,641.97x = 321,131,252,084,048.88
  5. Step 5: Solve for x
    x = 321,131,252,084,048.88/20,592,641.97
  6. Step 6: Final answer
    x = 15,594,465.86

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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.