Home / 16,917,335-23,345,945.70-9,182,378.84

Finding the Fourth Proportional to 16,917,335, 23,345,945.70 and 9,182,378.84

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Solution

The fourth proportional to 16,917,335, 23,345,945.70 and 9,182,378.84 is: 12,671,695.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917,335 : 23,345,945.70 = 9,182,378.84 : x
  2. Step 2: Convert to fraction form
    16,917,335/23,345,945.70 = 9,182,378.84/x
  3. Step 3: Cross multiply
    16,917,335x = 23,345,945.70 × 9,182,378.84
  4. Step 4: Simplify right side
    16,917,335x = 214,371,317,795,468.97
  5. Step 5: Solve for x
    x = 214,371,317,795,468.97/16,917,335
  6. Step 6: Final answer
    x = 12,671,695.50

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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.