Home / 7,929,983.76-10,943,810.15-4,492,894.56

Finding the Fourth Proportional to 7,929,983.76, 10,943,810.15 and 4,492,894.56

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Solution

The fourth proportional to 7,929,983.76, 10,943,810.15 and 4,492,894.56 is: 6,200,439.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929,983.76 : 10,943,810.15 = 4,492,894.56 : x
  2. Step 2: Convert to fraction form
    7,929,983.76/10,943,810.15 = 4,492,894.56/x
  3. Step 3: Cross multiply
    7,929,983.76x = 10,943,810.15 × 4,492,894.56
  4. Step 4: Simplify right side
    7,929,983.76x = 49,169,385,066,143.30
  5. Step 5: Solve for x
    x = 49,169,385,066,143.30/7,929,983.76
  6. Step 6: Final answer
    x = 6,200,439.57

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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.