Home / 9,699,629.60-13,385,461.20-5,627,632.16

Finding the Fourth Proportional to 9,699,629.60, 13,385,461.20 and 5,627,632.16

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Solution

The fourth proportional to 9,699,629.60, 13,385,461.20 and 5,627,632.16 is: 7,766,116.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699,629.60 : 13,385,461.20 = 5,627,632.16 : x
  2. Step 2: Convert to fraction form
    9,699,629.60/13,385,461.20 = 5,627,632.16/x
  3. Step 3: Cross multiply
    9,699,629.60x = 13,385,461.20 × 5,627,632.16
  4. Step 4: Simplify right side
    9,699,629.60x = 75,328,451,925,552.19
  5. Step 5: Solve for x
    x = 75,328,451,925,552.19/9,699,629.60
  6. Step 6: Final answer
    x = 7,766,116.34

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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.