Home / 10,367,678.70-15,551,742.33-3,179,053.50

Finding the Fourth Proportional to 10,367,678.70, 15,551,742.33 and 3,179,053.50

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Solution

The fourth proportional to 10,367,678.70, 15,551,742.33 and 3,179,053.50 is: 4,768,649.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,678.70 : 15,551,742.33 = 3,179,053.50 : x
  2. Step 2: Convert to fraction form
    10,367,678.70/15,551,742.33 = 3,179,053.50/x
  3. Step 3: Cross multiply
    10,367,678.70x = 15,551,742.33 × 3,179,053.50
  4. Step 4: Simplify right side
    10,367,678.70x = 49,439,820,885,284.66
  5. Step 5: Solve for x
    x = 49,439,820,885,284.66/10,367,678.70
  6. Step 6: Final answer
    x = 4,768,649.02

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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.