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Finding the Fourth Proportional to 22,382,401.60, 33,573,602.40 and 15,579,956.80

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Solution

The fourth proportional to 22,382,401.60, 33,573,602.40 and 15,579,956.80 is: 23,369,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,382,401.60 : 33,573,602.40 = 15,579,956.80 : x
  2. Step 2: Convert to fraction form
    22,382,401.60/33,573,602.40 = 15,579,956.80/x
  3. Step 3: Cross multiply
    22,382,401.60x = 33,573,602.40 × 15,579,956.80
  4. Step 4: Simplify right side
    22,382,401.60x = 523,075,275,012,376.31
  5. Step 5: Solve for x
    x = 523,075,275,012,376.31/22,382,401.60
  6. Step 6: Final answer
    x = 23,369,935.20

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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.