Home / 10,510,859.40-15,768,621.90-4,829,713.80

Finding the Fourth Proportional to 10,510,859.40, 15,768,621.90 and 4,829,713.80

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Solution

The fourth proportional to 10,510,859.40, 15,768,621.90 and 4,829,713.80 is: 7,245,642.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510,859.40 : 15,768,621.90 = 4,829,713.80 : x
  2. Step 2: Convert to fraction form
    10,510,859.40/15,768,621.90 = 4,829,713.80/x
  3. Step 3: Cross multiply
    10,510,859.40x = 15,768,621.90 × 4,829,713.80
  4. Step 4: Simplify right side
    10,510,859.40x = 76,157,930,797,412.22
  5. Step 5: Solve for x
    x = 76,157,930,797,412.22/10,510,859.40
  6. Step 6: Final answer
    x = 7,245,642.62

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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.