Home / 7,341,015.58-10,126,519.64-6,821,429.94

Finding the Fourth Proportional to 7,341,015.58, 10,126,519.64 and 6,821,429.94

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Solution

The fourth proportional to 7,341,015.58, 10,126,519.64 and 6,821,429.94 is: 9,409,780.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,015.58 : 10,126,519.64 = 6,821,429.94 : x
  2. Step 2: Convert to fraction form
    7,341,015.58/10,126,519.64 = 6,821,429.94/x
  3. Step 3: Cross multiply
    7,341,015.58x = 10,126,519.64 × 6,821,429.94
  4. Step 4: Simplify right side
    7,341,015.58x = 69,077,344,251,503.17
  5. Step 5: Solve for x
    x = 69,077,344,251,503.17/7,341,015.58
  6. Step 6: Final answer
    x = 9,409,780.36

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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.