Home / 39,052,360.35-53,892,256.11-21,648,661.47

Finding the Fourth Proportional to 39,052,360.35, 53,892,256.11 and 21,648,661.47

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Solution

The fourth proportional to 39,052,360.35, 53,892,256.11 and 21,648,661.47 is: 29,875,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,052,360.35 : 53,892,256.11 = 21,648,661.47 : x
  2. Step 2: Convert to fraction form
    39,052,360.35/53,892,256.11 = 21,648,661.47/x
  3. Step 3: Cross multiply
    39,052,360.35x = 53,892,256.11 × 21,648,661.47
  4. Step 4: Simplify right side
    39,052,360.35x = 1,166,695,208,379,929
  5. Step 5: Solve for x
    x = 1,166,695,208,379,929/39,052,360.35
  6. Step 6: Final answer
    x = 29,875,152.18

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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.