Home / 20,151,094.95-27,808,518.51-11,449,278.99

Finding the Fourth Proportional to 20,151,094.95, 27,808,518.51 and 11,449,278.99

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Solution

The fourth proportional to 20,151,094.95, 27,808,518.51 and 11,449,278.99 is: 15,800,009.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,151,094.95 : 27,808,518.51 = 11,449,278.99 : x
  2. Step 2: Convert to fraction form
    20,151,094.95/27,808,518.51 = 11,449,278.99/x
  3. Step 3: Cross multiply
    20,151,094.95x = 27,808,518.51 × 11,449,278.99
  4. Step 4: Simplify right side
    20,151,094.95x = 318,387,486,719,569.12
  5. Step 5: Solve for x
    x = 318,387,486,719,569.12/20,151,094.95
  6. Step 6: Final answer
    x = 15,800,009.26

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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.