Home / 5,302,655.73-7,317,905.04-3,127,290.57

Finding the Fourth Proportional to 5,302,655.73, 7,317,905.04 and 3,127,290.57

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Solution

The fourth proportional to 5,302,655.73, 7,317,905.04 and 3,127,290.57 is: 4,315,802.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302,655.73 : 7,317,905.04 = 3,127,290.57 : x
  2. Step 2: Convert to fraction form
    5,302,655.73/7,317,905.04 = 3,127,290.57/x
  3. Step 3: Cross multiply
    5,302,655.73x = 7,317,905.04 × 3,127,290.57
  4. Step 4: Simplify right side
    5,302,655.73x = 22,885,215,423,747.47
  5. Step 5: Solve for x
    x = 22,885,215,423,747.47/5,302,655.73
  6. Step 6: Final answer
    x = 4,315,802.61

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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.