Home / 10,692,842.40-14,752,627.20-6,826,615.20

Finding the Fourth Proportional to 10,692,842.40, 14,752,627.20 and 6,826,615.20

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Solution

The fourth proportional to 10,692,842.40, 14,752,627.20 and 6,826,615.20 is: 9,418,497.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,842.40 : 14,752,627.20 = 6,826,615.20 : x
  2. Step 2: Convert to fraction form
    10,692,842.40/14,752,627.20 = 6,826,615.20/x
  3. Step 3: Cross multiply
    10,692,842.40x = 14,752,627.20 × 6,826,615.20
  4. Step 4: Simplify right side
    10,692,842.40x = 100,710,509,083,453.44
  5. Step 5: Solve for x
    x = 100,710,509,083,453.44/10,692,842.40
  6. Step 6: Final answer
    x = 9,418,497.47

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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.