Home / 15,125,429.07-20,874,856.77-8,600,036.25

Finding the Fourth Proportional to 15,125,429.07, 20,874,856.77 and 8,600,036.25

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Solution

The fourth proportional to 15,125,429.07, 20,874,856.77 and 8,600,036.25 is: 11,869,053.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,125,429.07 : 20,874,856.77 = 8,600,036.25 : x
  2. Step 2: Convert to fraction form
    15,125,429.07/20,874,856.77 = 8,600,036.25/x
  3. Step 3: Cross multiply
    15,125,429.07x = 20,874,856.77 × 8,600,036.25
  4. Step 4: Simplify right side
    15,125,429.07x = 179,524,524,935,557.91
  5. Step 5: Solve for x
    x = 179,524,524,935,557.91/15,125,429.07
  6. Step 6: Final answer
    x = 11,869,053.37

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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.