Home / 10,218,173.76-14,100,778.08-5,634,493.92

Finding the Fourth Proportional to 10,218,173.76, 14,100,778.08 and 5,634,493.92

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Solution

The fourth proportional to 10,218,173.76, 14,100,778.08 and 5,634,493.92 is: 7,775,435.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,218,173.76 : 14,100,778.08 = 5,634,493.92 : x
  2. Step 2: Convert to fraction form
    10,218,173.76/14,100,778.08 = 5,634,493.92/x
  3. Step 3: Cross multiply
    10,218,173.76x = 14,100,778.08 × 5,634,493.92
  4. Step 4: Simplify right side
    10,218,173.76x = 79,450,748,359,029.27
  5. Step 5: Solve for x
    x = 79,450,748,359,029.27/10,218,173.76
  6. Step 6: Final answer
    x = 7,775,435.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.