Home / 6,237,642.72-8,611,995.66-5,583,134.36

Finding the Fourth Proportional to 6,237,642.72, 8,611,995.66 and 5,583,134.36

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Solution

The fourth proportional to 6,237,642.72, 8,611,995.66 and 5,583,134.36 is: 7,708,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237,642.72 : 8,611,995.66 = 5,583,134.36 : x
  2. Step 2: Convert to fraction form
    6,237,642.72/8,611,995.66 = 5,583,134.36/x
  3. Step 3: Cross multiply
    6,237,642.72x = 8,611,995.66 × 5,583,134.36
  4. Step 4: Simplify right side
    6,237,642.72x = 48,081,928,877,516.88
  5. Step 5: Solve for x
    x = 48,081,928,877,516.88/6,237,642.72
  6. Step 6: Final answer
    x = 7,708,349.30

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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.