Home / 21,498,062.63-29,666,883.56-11,708,678.84

Finding the Fourth Proportional to 21,498,062.63, 29,666,883.56 and 11,708,678.84

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Solution

The fourth proportional to 21,498,062.63, 29,666,883.56 and 11,708,678.84 is: 16,157,735.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498,062.63 : 29,666,883.56 = 11,708,678.84 : x
  2. Step 2: Convert to fraction form
    21,498,062.63/29,666,883.56 = 11,708,678.84/x
  3. Step 3: Cross multiply
    21,498,062.63x = 29,666,883.56 × 11,708,678.84
  4. Step 4: Simplify right side
    21,498,062.63x = 347,360,011,580,838.06
  5. Step 5: Solve for x
    x = 347,360,011,580,838.06/21,498,062.63
  6. Step 6: Final answer
    x = 16,157,735.59

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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.