Home / 7,653,733.60-11,480,600.40-6,403,352.80

Finding the Fourth Proportional to 7,653,733.60, 11,480,600.40 and 6,403,352.80

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Solution

The fourth proportional to 7,653,733.60, 11,480,600.40 and 6,403,352.80 is: 9,605,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653,733.60 : 11,480,600.40 = 6,403,352.80 : x
  2. Step 2: Convert to fraction form
    7,653,733.60/11,480,600.40 = 6,403,352.80/x
  3. Step 3: Cross multiply
    7,653,733.60x = 11,480,600.40 × 6,403,352.80
  4. Step 4: Simplify right side
    7,653,733.60x = 73,514,334,717,021.12
  5. Step 5: Solve for x
    x = 73,514,334,717,021.12/7,653,733.60
  6. Step 6: Final answer
    x = 9,605,029.20

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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.