Home / 8,168,628.80-11,272,521.12-5,114,527.04

Finding the Fourth Proportional to 8,168,628.80, 11,272,521.12 and 5,114,527.04

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Solution

The fourth proportional to 8,168,628.80, 11,272,521.12 and 5,114,527.04 is: 7,057,930.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,628.80 : 11,272,521.12 = 5,114,527.04 : x
  2. Step 2: Convert to fraction form
    8,168,628.80/11,272,521.12 = 5,114,527.04/x
  3. Step 3: Cross multiply
    8,168,628.80x = 11,272,521.12 × 5,114,527.04
  4. Step 4: Simplify right side
    8,168,628.80x = 57,653,614,077,211.08
  5. Step 5: Solve for x
    x = 57,653,614,077,211.08/8,168,628.80
  6. Step 6: Final answer
    x = 7,057,930.47

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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.