Home / 10,271,005.90-14,173,814.92-5,687,228.86

Finding the Fourth Proportional to 10,271,005.90, 14,173,814.92 and 5,687,228.86

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Solution

The fourth proportional to 10,271,005.90, 14,173,814.92 and 5,687,228.86 is: 7,848,279.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,271,005.90 : 14,173,814.92 = 5,687,228.86 : x
  2. Step 2: Convert to fraction form
    10,271,005.90/14,173,814.92 = 5,687,228.86/x
  3. Step 3: Cross multiply
    10,271,005.90x = 14,173,814.92 × 5,687,228.86
  4. Step 4: Simplify right side
    10,271,005.90x = 80,609,729,269,322.59
  5. Step 5: Solve for x
    x = 80,609,729,269,322.59/10,271,005.90
  6. Step 6: Final answer
    x = 7,848,279.91

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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.