Home / 63,981,966.02-95,979,706.59-20,854,544.72

Finding the Fourth Proportional to 63,981,966.02, 95,979,706.59 and 20,854,544.72

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Solution

The fourth proportional to 63,981,966.02, 95,979,706.59 and 20,854,544.72 is: 31,284,019.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,981,966.02 : 95,979,706.59 = 20,854,544.72 : x
  2. Step 2: Convert to fraction form
    63,981,966.02/95,979,706.59 = 20,854,544.72/x
  3. Step 3: Cross multiply
    63,981,966.02x = 95,979,706.59 × 20,854,544.72
  4. Step 4: Simplify right side
    63,981,966.02x = 2,001,613,083,293,633.75
  5. Step 5: Solve for x
    x = 2,001,613,083,293,633.75/63,981,966.02
  6. Step 6: Final answer
    x = 31,284,019.67

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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.