Home / 18,837,075.40-28,255,613.10-17,451,392.20

Finding the Fourth Proportional to 18,837,075.40, 28,255,613.10 and 17,451,392.20

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Solution

The fourth proportional to 18,837,075.40, 28,255,613.10 and 17,451,392.20 is: 26,177,088.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837,075.40 : 28,255,613.10 = 17,451,392.20 : x
  2. Step 2: Convert to fraction form
    18,837,075.40/28,255,613.10 = 17,451,392.20/x
  3. Step 3: Cross multiply
    18,837,075.40x = 28,255,613.10 × 17,451,392.20
  4. Step 4: Simplify right side
    18,837,075.40x = 493,099,786,059,557.81
  5. Step 5: Solve for x
    x = 493,099,786,059,557.81/18,837,075.40
  6. Step 6: Final answer
    x = 26,177,088.30

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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.