Home / 7,920,830.52-10,930,453.74-4,299,080.76

Finding the Fourth Proportional to 7,920,830.52, 10,930,453.74 and 4,299,080.76

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Solution

The fourth proportional to 7,920,830.52, 10,930,453.74 and 4,299,080.76 is: 5,932,572.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,830.52 : 10,930,453.74 = 4,299,080.76 : x
  2. Step 2: Convert to fraction form
    7,920,830.52/10,930,453.74 = 4,299,080.76/x
  3. Step 3: Cross multiply
    7,920,830.52x = 10,930,453.74 × 4,299,080.76
  4. Step 4: Simplify right side
    7,920,830.52x = 46,990,903,371,704.04
  5. Step 5: Solve for x
    x = 46,990,903,371,704.04/7,920,830.52
  6. Step 6: Final answer
    x = 5,932,572.76

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1.5x scale

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.