Home / 15,642,955.74-23,459,640.69-10,816,279.14

Finding the Fourth Proportional to 15,642,955.74, 23,459,640.69 and 10,816,279.14

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Solution

The fourth proportional to 15,642,955.74, 23,459,640.69 and 10,816,279.14 is: 16,221,104.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,642,955.74 : 23,459,640.69 = 10,816,279.14 : x
  2. Step 2: Convert to fraction form
    15,642,955.74/23,459,640.69 = 10,816,279.14/x
  3. Step 3: Cross multiply
    15,642,955.74x = 23,459,640.69 × 10,816,279.14
  4. Step 4: Simplify right side
    15,642,955.74x = 253,746,022,227,142.25
  5. Step 5: Solve for x
    x = 253,746,022,227,142.25/15,642,955.74
  6. Step 6: Final answer
    x = 16,221,104.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.