Home / 84,642,025.04-116,687,920.17-56,769,716.06

Finding the Fourth Proportional to 84,642,025.04, 116,687,920.17 and 56,769,716.06

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Solution

The fourth proportional to 84,642,025.04, 116,687,920.17 and 56,769,716.06 is: 78,263,015.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,642,025.04 : 116,687,920.17 = 56,769,716.06 : x
  2. Step 2: Convert to fraction form
    84,642,025.04/116,687,920.17 = 56,769,716.06/x
  3. Step 3: Cross multiply
    84,642,025.04x = 116,687,920.17 × 56,769,716.06
  4. Step 4: Simplify right side
    84,642,025.04x = 6,624,340,095,398,999
  5. Step 5: Solve for x
    x = 6,624,340,095,398,999/84,642,025.04
  6. Step 6: Final answer
    x = 78,263,015.24

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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.