Home / 19,175,075.40-28,762,613.10-16,599,664.20

Finding the Fourth Proportional to 19,175,075.40, 28,762,613.10 and 16,599,664.20

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Solution

The fourth proportional to 19,175,075.40, 28,762,613.10 and 16,599,664.20 is: 24,899,496.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175,075.40 : 28,762,613.10 = 16,599,664.20 : x
  2. Step 2: Convert to fraction form
    19,175,075.40/28,762,613.10 = 16,599,664.20/x
  3. Step 3: Cross multiply
    19,175,075.40x = 28,762,613.10 × 16,599,664.20
  4. Step 4: Simplify right side
    19,175,075.40x = 477,449,718,974,521
  5. Step 5: Solve for x
    x = 477,449,718,974,521/19,175,075.40
  6. Step 6: Final answer
    x = 24,899,496.30

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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.