Home / 9,401,894.40-14,117,587.20-5,420,582.40

Finding the Fourth Proportional to 9,401,894.40, 14,117,587.20 and 5,420,582.40

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Solution

The fourth proportional to 9,401,894.40, 14,117,587.20 and 5,420,582.40 is: 8,139,375.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,401,894.40 : 14,117,587.20 = 5,420,582.40 : x
  2. Step 2: Convert to fraction form
    9,401,894.40/14,117,587.20 = 5,420,582.40/x
  3. Step 3: Cross multiply
    9,401,894.40x = 14,117,587.20 × 5,420,582.40
  4. Step 4: Simplify right side
    9,401,894.40x = 76,525,544,706,785.28
  5. Step 5: Solve for x
    x = 76,525,544,706,785.28/9,401,894.40
  6. Step 6: Final answer
    x = 8,139,375.05

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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.