Home / 13,758,412.40-20,632,369.80-4,170,604.40

Finding the Fourth Proportional to 13,758,412.40, 20,632,369.80 and 4,170,604.40

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Solution

The fourth proportional to 13,758,412.40, 20,632,369.80 and 4,170,604.40 is: 6,254,315.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,758,412.40 : 20,632,369.80 = 4,170,604.40 : x
  2. Step 2: Convert to fraction form
    13,758,412.40/20,632,369.80 = 4,170,604.40/x
  3. Step 3: Cross multiply
    13,758,412.40x = 20,632,369.80 × 4,170,604.40
  4. Step 4: Simplify right side
    13,758,412.40x = 86,049,452,270,307.12
  5. Step 5: Solve for x
    x = 86,049,452,270,307.12/13,758,412.40
  6. Step 6: Final answer
    x = 6,254,315.52

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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.