Home / 36,818,359.76-50,798,077.26-21,345,356.72

Finding the Fourth Proportional to 36,818,359.76, 50,798,077.26 and 21,345,356.72

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Solution

The fourth proportional to 36,818,359.76, 50,798,077.26 and 21,345,356.72 is: 29,450,064.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,818,359.76 : 50,798,077.26 = 21,345,356.72 : x
  2. Step 2: Convert to fraction form
    36,818,359.76/50,798,077.26 = 21,345,356.72/x
  3. Step 3: Cross multiply
    36,818,359.76x = 50,798,077.26 × 21,345,356.72
  4. Step 4: Simplify right side
    36,818,359.76x = 1,084,303,079,804,820.12
  5. Step 5: Solve for x
    x = 1,084,303,079,804,820.12/36,818,359.76
  6. Step 6: Final answer
    x = 29,450,064.77

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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.