Home / 21,794,637.84-30,075,488.64-12,004,871.28

Finding the Fourth Proportional to 21,794,637.84, 30,075,488.64 and 12,004,871.28

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Solution

The fourth proportional to 21,794,637.84, 30,075,488.64 and 12,004,871.28 is: 16,566,110.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,794,637.84 : 30,075,488.64 = 12,004,871.28 : x
  2. Step 2: Convert to fraction form
    21,794,637.84/30,075,488.64 = 12,004,871.28/x
  3. Step 3: Cross multiply
    21,794,637.84x = 30,075,488.64 × 12,004,871.28
  4. Step 4: Simplify right side
    21,794,637.84x = 361,052,369,806,302.25
  5. Step 5: Solve for x
    x = 361,052,369,806,302.25/21,794,637.84
  6. Step 6: Final answer
    x = 16,566,110.09

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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.