Home / 7,730,113.50-10,668,540.78-4,674,349.62

Finding the Fourth Proportional to 7,730,113.50, 10,668,540.78 and 4,674,349.62

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Solution

The fourth proportional to 7,730,113.50, 10,668,540.78 and 4,674,349.62 is: 6,451,197.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730,113.50 : 10,668,540.78 = 4,674,349.62 : x
  2. Step 2: Convert to fraction form
    7,730,113.50/10,668,540.78 = 4,674,349.62/x
  3. Step 3: Cross multiply
    7,730,113.50x = 10,668,540.78 × 4,674,349.62
  4. Step 4: Simplify right side
    7,730,113.50x = 49,868,489,540,947.50
  5. Step 5: Solve for x
    x = 49,868,489,540,947.50/7,730,113.50
  6. Step 6: Final answer
    x = 6,451,197.58

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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.