Home / 14,221,383.52-19,625,455.02-7,695,025.60

Finding the Fourth Proportional to 14,221,383.52, 19,625,455.02 and 7,695,025.60

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Solution

The fourth proportional to 14,221,383.52, 19,625,455.02 and 7,695,025.60 is: 10,619,105.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221,383.52 : 19,625,455.02 = 7,695,025.60 : x
  2. Step 2: Convert to fraction form
    14,221,383.52/19,625,455.02 = 7,695,025.60/x
  3. Step 3: Cross multiply
    14,221,383.52x = 19,625,455.02 × 7,695,025.60
  4. Step 4: Simplify right side
    14,221,383.52x = 151,018,378,790,548.50
  5. Step 5: Solve for x
    x = 151,018,378,790,548.50/14,221,383.52
  6. Step 6: Final answer
    x = 10,619,105.98

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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.