Home / 10,749,265.28-14,833,986.16-5,920,369.28

Finding the Fourth Proportional to 10,749,265.28, 14,833,986.16 and 5,920,369.28

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Solution

The fourth proportional to 10,749,265.28, 14,833,986.16 and 5,920,369.28 is: 8,170,109.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749,265.28 : 14,833,986.16 = 5,920,369.28 : x
  2. Step 2: Convert to fraction form
    10,749,265.28/14,833,986.16 = 5,920,369.28/x
  3. Step 3: Cross multiply
    10,749,265.28x = 14,833,986.16 × 5,920,369.28
  4. Step 4: Simplify right side
    10,749,265.28x = 87,822,675,961,609.17
  5. Step 5: Solve for x
    x = 87,822,675,961,609.17/10,749,265.28
  6. Step 6: Final answer
    x = 8,170,109.65

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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.