Home / 21,383,997.30-32,075,995.95-13,306,094.10

Finding the Fourth Proportional to 21,383,997.30, 32,075,995.95 and 13,306,094.10

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Solution

The fourth proportional to 21,383,997.30, 32,075,995.95 and 13,306,094.10 is: 19,959,141.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,383,997.30 : 32,075,995.95 = 13,306,094.10 : x
  2. Step 2: Convert to fraction form
    21,383,997.30/32,075,995.95 = 13,306,094.10/x
  3. Step 3: Cross multiply
    21,383,997.30x = 32,075,995.95 × 13,306,094.10
  4. Step 4: Simplify right side
    21,383,997.30x = 426,806,220,461,918.88
  5. Step 5: Solve for x
    x = 426,806,220,461,918.88/21,383,997.30
  6. Step 6: Final answer
    x = 19,959,141.15

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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.