Home / 72,082,385.04-99,473,091.60-39,041,861.55

Finding the Fourth Proportional to 72,082,385.04, 99,473,091.60 and 39,041,861.55

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Solution

The fourth proportional to 72,082,385.04, 99,473,091.60 and 39,041,861.55 is: 53,877,444.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,082,385.04 : 99,473,091.60 = 39,041,861.55 : x
  2. Step 2: Convert to fraction form
    72,082,385.04/99,473,091.60 = 39,041,861.55/x
  3. Step 3: Cross multiply
    72,082,385.04x = 99,473,091.60 × 39,041,861.55
  4. Step 4: Simplify right side
    72,082,385.04x = 3,883,614,670,197,667.50
  5. Step 5: Solve for x
    x = 3,883,614,670,197,667.50/72,082,385.04
  6. Step 6: Final answer
    x = 53,877,444.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.