Home / 64,466,909.58-96,700,394.33-20,747,661.93

Finding the Fourth Proportional to 64,466,909.58, 96,700,394.33 and 20,747,661.93

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Solution

The fourth proportional to 64,466,909.58, 96,700,394.33 and 20,747,661.93 is: 31,121,502.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,466,909.58 : 96,700,394.33 = 20,747,661.93 : x
  2. Step 2: Convert to fraction form
    64,466,909.58/96,700,394.33 = 20,747,661.93/x
  3. Step 3: Cross multiply
    64,466,909.58x = 96,700,394.33 × 20,747,661.93
  4. Step 4: Simplify right side
    64,466,909.58x = 2,006,307,089,952,790.50
  5. Step 5: Solve for x
    x = 2,006,307,089,952,790.50/64,466,909.58
  6. Step 6: Final answer
    x = 31,121,502.54

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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.