Home / 72,555,931.58-100,136,199.38-41,204,051.37

Finding the Fourth Proportional to 72,555,931.58, 100,136,199.38 and 41,204,051.37

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Solution

The fourth proportional to 72,555,931.58, 100,136,199.38 and 41,204,051.37 is: 56,866,709.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,555,931.58 : 100,136,199.38 = 41,204,051.37 : x
  2. Step 2: Convert to fraction form
    72,555,931.58/100,136,199.38 = 41,204,051.37/x
  3. Step 3: Cross multiply
    72,555,931.58x = 100,136,199.38 × 41,204,051.37
  4. Step 4: Simplify right side
    72,555,931.58x = 4,126,017,103,044,061.50
  5. Step 5: Solve for x
    x = 4,126,017,103,044,061.50/72,555,931.58
  6. Step 6: Final answer
    x = 56,866,709.77

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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.