Home / 72,041,961.06-99,417,191.94-39,001,336.11

Finding the Fourth Proportional to 72,041,961.06, 99,417,191.94 and 39,001,336.11

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Solution

The fourth proportional to 72,041,961.06, 99,417,191.94 and 39,001,336.11 is: 53,821,457.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,041,961.06 : 99,417,191.94 = 39,001,336.11 : x
  2. Step 2: Convert to fraction form
    72,041,961.06/99,417,191.94 = 39,001,336.11/x
  3. Step 3: Cross multiply
    72,041,961.06x = 99,417,191.94 × 39,001,336.11
  4. Step 4: Simplify right side
    72,041,961.06x = 3,877,403,317,964,323
  5. Step 5: Solve for x
    x = 3,877,403,317,964,323/72,041,961.06
  6. Step 6: Final answer
    x = 53,821,457.12

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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.