Home / 7,415,946.92-10,233,160.96-4,152,307.88

Finding the Fourth Proportional to 7,415,946.92, 10,233,160.96 and 4,152,307.88

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Solution

The fourth proportional to 7,415,946.92, 10,233,160.96 and 4,152,307.88 is: 5,729,711.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415,946.92 : 10,233,160.96 = 4,152,307.88 : x
  2. Step 2: Convert to fraction form
    7,415,946.92/10,233,160.96 = 4,152,307.88/x
  3. Step 3: Cross multiply
    7,415,946.92x = 10,233,160.96 × 4,152,307.88
  4. Step 4: Simplify right side
    7,415,946.92x = 42,491,234,891,516.37
  5. Step 5: Solve for x
    x = 42,491,234,891,516.37/7,415,946.92
  6. Step 6: Final answer
    x = 5,729,711.30

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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.