Home / 5,725,705.05-7,901,525.91-3,112,215.30

Finding the Fourth Proportional to 5,725,705.05, 7,901,525.91 and 3,112,215.30

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Solution

The fourth proportional to 5,725,705.05, 7,901,525.91 and 3,112,215.30 is: 4,294,885.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725,705.05 : 7,901,525.91 = 3,112,215.30 : x
  2. Step 2: Convert to fraction form
    5,725,705.05/7,901,525.91 = 3,112,215.30/x
  3. Step 3: Cross multiply
    5,725,705.05x = 7,901,525.91 × 3,112,215.30
  4. Step 4: Simplify right side
    5,725,705.05x = 24,591,249,830,448.42
  5. Step 5: Solve for x
    x = 24,591,249,830,448.42/5,725,705.05
  6. Step 6: Final answer
    x = 4,294,885.89

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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.