Home / 10,988,700.32-16,483,189.62-4,163,440.10

Finding the Fourth Proportional to 10,988,700.32, 16,483,189.62 and 4,163,440.10

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Solution

The fourth proportional to 10,988,700.32, 16,483,189.62 and 4,163,440.10 is: 6,245,212.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988,700.32 : 16,483,189.62 = 4,163,440.10 : x
  2. Step 2: Convert to fraction form
    10,988,700.32/16,483,189.62 = 4,163,440.10/x
  3. Step 3: Cross multiply
    10,988,700.32x = 16,483,189.62 × 4,163,440.10
  4. Step 4: Simplify right side
    10,988,700.32x = 68,626,772,639,811.76
  5. Step 5: Solve for x
    x = 68,626,772,639,811.76/10,988,700.32
  6. Step 6: Final answer
    x = 6,245,212.87

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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.