Home / 21,061,970.44-31,594,180.38-5,917,082.92

Finding the Fourth Proportional to 21,061,970.44, 31,594,180.38 and 5,917,082.92

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Solution

The fourth proportional to 21,061,970.44, 31,594,180.38 and 5,917,082.92 is: 8,875,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,061,970.44 : 31,594,180.38 = 5,917,082.92 : x
  2. Step 2: Convert to fraction form
    21,061,970.44/31,594,180.38 = 5,917,082.92/x
  3. Step 3: Cross multiply
    21,061,970.44x = 31,594,180.38 × 5,917,082.92
  4. Step 4: Simplify right side
    21,061,970.44x = 186,945,385,097,897.09
  5. Step 5: Solve for x
    x = 186,945,385,097,897.09/21,061,970.44
  6. Step 6: Final answer
    x = 8,875,968.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.