Home / 10,354,237.42-14,288,890.94-5,707,920.46

Finding the Fourth Proportional to 10,354,237.42, 14,288,890.94 and 5,707,920.46

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Solution

The fourth proportional to 10,354,237.42, 14,288,890.94 and 5,707,920.46 is: 7,876,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354,237.42 : 14,288,890.94 = 5,707,920.46 : x
  2. Step 2: Convert to fraction form
    10,354,237.42/14,288,890.94 = 5,707,920.46/x
  3. Step 3: Cross multiply
    10,354,237.42x = 14,288,890.94 × 5,707,920.46
  4. Step 4: Simplify right side
    10,354,237.42x = 81,559,852,918,595.03
  5. Step 5: Solve for x
    x = 81,559,852,918,595.03/10,354,237.42
  6. Step 6: Final answer
    x = 7,876,954.10

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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.