Home / 5,161,763.74-7,123,070.88-2,838,649.06

Finding the Fourth Proportional to 5,161,763.74, 7,123,070.88 and 2,838,649.06

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Solution

The fourth proportional to 5,161,763.74, 7,123,070.88 and 2,838,649.06 is: 3,917,246.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,763.74 : 7,123,070.88 = 2,838,649.06 : x
  2. Step 2: Convert to fraction form
    5,161,763.74/7,123,070.88 = 2,838,649.06/x
  3. Step 3: Cross multiply
    5,161,763.74x = 7,123,070.88 × 2,838,649.06
  4. Step 4: Simplify right side
    5,161,763.74x = 20,219,898,457,825.37
  5. Step 5: Solve for x
    x = 20,219,898,457,825.37/5,161,763.74
  6. Step 6: Final answer
    x = 3,917,246.02

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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.