Home / 6,457,322.18-8,911,103.75-3,556,713.04

Finding the Fourth Proportional to 6,457,322.18, 8,911,103.75 and 3,556,713.04

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Solution

The fourth proportional to 6,457,322.18, 8,911,103.75 and 3,556,713.04 is: 4,908,263.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,322.18 : 8,911,103.75 = 3,556,713.04 : x
  2. Step 2: Convert to fraction form
    6,457,322.18/8,911,103.75 = 3,556,713.04/x
  3. Step 3: Cross multiply
    6,457,322.18x = 8,911,103.75 × 3,556,713.04
  4. Step 4: Simplify right side
    6,457,322.18x = 31,694,238,908,417.90
  5. Step 5: Solve for x
    x = 31,694,238,908,417.90/6,457,322.18
  6. Step 6: Final answer
    x = 4,908,263.52

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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.