Home / 64,570,524.32-96,856,136.40-19,132,712.48

Finding the Fourth Proportional to 64,570,524.32, 96,856,136.40 and 19,132,712.48

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Solution

The fourth proportional to 64,570,524.32, 96,856,136.40 and 19,132,712.48 is: 28,699,172.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,570,524.32 : 96,856,136.40 = 19,132,712.48 : x
  2. Step 2: Convert to fraction form
    64,570,524.32/96,856,136.40 = 19,132,712.48/x
  3. Step 3: Cross multiply
    64,570,524.32x = 96,856,136.40 × 19,132,712.48
  4. Step 4: Simplify right side
    64,570,524.32x = 1,853,120,609,664,862.50
  5. Step 5: Solve for x
    x = 1,853,120,609,664,862.50/64,570,524.32
  6. Step 6: Final answer
    x = 28,699,172.40

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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.