Home / 12,845,952-17,725,784.45-7,043,206.77

Finding the Fourth Proportional to 12,845,952, 17,725,784.45 and 7,043,206.77

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Solution

The fourth proportional to 12,845,952, 17,725,784.45 and 7,043,206.77 is: 9,718,732.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,845,952 : 17,725,784.45 = 7,043,206.77 : x
  2. Step 2: Convert to fraction form
    12,845,952/17,725,784.45 = 7,043,206.77/x
  3. Step 3: Cross multiply
    12,845,952x = 17,725,784.45 × 7,043,206.77
  4. Step 4: Simplify right side
    12,845,952x = 124,846,365,006,584.69
  5. Step 5: Solve for x
    x = 124,846,365,006,584.69/12,845,952
  6. Step 6: Final answer
    x = 9,718,732.02

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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.