Home / 6,772,420.08-9,345,729.24-3,716,555.76

Finding the Fourth Proportional to 6,772,420.08, 9,345,729.24 and 3,716,555.76

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Solution

The fourth proportional to 6,772,420.08, 9,345,729.24 and 3,716,555.76 is: 5,128,731.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772,420.08 : 9,345,729.24 = 3,716,555.76 : x
  2. Step 2: Convert to fraction form
    6,772,420.08/9,345,729.24 = 3,716,555.76/x
  3. Step 3: Cross multiply
    6,772,420.08x = 9,345,729.24 × 3,716,555.76
  4. Step 4: Simplify right side
    6,772,420.08x = 34,733,923,838,322.42
  5. Step 5: Solve for x
    x = 34,733,923,838,322.42/6,772,420.08
  6. Step 6: Final answer
    x = 5,128,731.45

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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.