Home / 38,736,761.86-53,456,085.48-21,334,726.36

Finding the Fourth Proportional to 38,736,761.86, 53,456,085.48 and 21,334,726.36

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Solution

The fourth proportional to 38,736,761.86, 53,456,085.48 and 21,334,726.36 is: 29,441,566.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,736,761.86 : 53,456,085.48 = 21,334,726.36 : x
  2. Step 2: Convert to fraction form
    38,736,761.86/53,456,085.48 = 21,334,726.36/x
  3. Step 3: Cross multiply
    38,736,761.86x = 53,456,085.48 × 21,334,726.36
  4. Step 4: Simplify right side
    38,736,761.86x = 1,140,470,955,992,569.25
  5. Step 5: Solve for x
    x = 1,140,470,955,992,569.25/38,736,761.86
  6. Step 6: Final answer
    x = 29,441,566.65

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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.