Home / 8,853,923.85-12,224,056.37-7,226,213.86

Finding the Fourth Proportional to 8,853,923.85, 12,224,056.37 and 7,226,213.86

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Solution

The fourth proportional to 8,853,923.85, 12,224,056.37 and 7,226,213.86 is: 9,976,779.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853,923.85 : 12,224,056.37 = 7,226,213.86 : x
  2. Step 2: Convert to fraction form
    8,853,923.85/12,224,056.37 = 7,226,213.86/x
  3. Step 3: Cross multiply
    8,853,923.85x = 12,224,056.37 × 7,226,213.86
  4. Step 4: Simplify right side
    8,853,923.85x = 88,333,645,545,464.30
  5. Step 5: Solve for x
    x = 88,333,645,545,464.30/8,853,923.85
  6. Step 6: Final answer
    x = 9,976,779.46

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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.