Home / 5,651,345.80-8,477,018.70-5,155,334.20

Finding the Fourth Proportional to 5,651,345.80, 8,477,018.70 and 5,155,334.20

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Solution

The fourth proportional to 5,651,345.80, 8,477,018.70 and 5,155,334.20 is: 7,733,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651,345.80 : 8,477,018.70 = 5,155,334.20 : x
  2. Step 2: Convert to fraction form
    5,651,345.80/8,477,018.70 = 5,155,334.20/x
  3. Step 3: Cross multiply
    5,651,345.80x = 8,477,018.70 × 5,155,334.20
  4. Step 4: Simplify right side
    5,651,345.80x = 43,701,864,418,149.54
  5. Step 5: Solve for x
    x = 43,701,864,418,149.54/5,651,345.80
  6. Step 6: Final answer
    x = 7,733,001.30

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.