Home / 7,920,785.43-10,928,809.65-4,483,026.57

Finding the Fourth Proportional to 7,920,785.43, 10,928,809.65 and 4,483,026.57

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Solution

The fourth proportional to 7,920,785.43, 10,928,809.65 and 4,483,026.57 is: 6,185,515.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,785.43 : 10,928,809.65 = 4,483,026.57 : x
  2. Step 2: Convert to fraction form
    7,920,785.43/10,928,809.65 = 4,483,026.57/x
  3. Step 3: Cross multiply
    7,920,785.43x = 10,928,809.65 × 4,483,026.57
  4. Step 4: Simplify right side
    7,920,785.43x = 48,994,144,039,422.41
  5. Step 5: Solve for x
    x = 48,994,144,039,422.41/7,920,785.43
  6. Step 6: Final answer
    x = 6,185,515.88

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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.