Home / 21,845,982.30-32,789,968.65-11,075,444.70

Finding the Fourth Proportional to 21,845,982.30, 32,789,968.65 and 11,075,444.70

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Solution

The fourth proportional to 21,845,982.30, 32,789,968.65 and 11,075,444.70 is: 16,623,811.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,845,982.30 : 32,789,968.65 = 11,075,444.70 : x
  2. Step 2: Convert to fraction form
    21,845,982.30/32,789,968.65 = 11,075,444.70/x
  3. Step 3: Cross multiply
    21,845,982.30x = 32,789,968.65 × 11,075,444.70
  4. Step 4: Simplify right side
    21,845,982.30x = 363,163,484,497,808.62
  5. Step 5: Solve for x
    x = 363,163,484,497,808.62/21,845,982.30
  6. Step 6: Final answer
    x = 16,623,811.17

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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.