Home / 8,210,766.30-12,316,149.45-8,000,814.30

Finding the Fourth Proportional to 8,210,766.30, 12,316,149.45 and 8,000,814.30

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Solution

The fourth proportional to 8,210,766.30, 12,316,149.45 and 8,000,814.30 is: 12,001,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210,766.30 : 12,316,149.45 = 8,000,814.30 : x
  2. Step 2: Convert to fraction form
    8,210,766.30/12,316,149.45 = 8,000,814.30/x
  3. Step 3: Cross multiply
    8,210,766.30x = 12,316,149.45 × 8,000,814.30
  4. Step 4: Simplify right side
    8,210,766.30x = 98,539,224,640,497.12
  5. Step 5: Solve for x
    x = 98,539,224,640,497.12/8,210,766.30
  6. Step 6: Final answer
    x = 12,001,221.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.