Home / 53,162,776-73,364,660.40-28,716,490.24

Finding the Fourth Proportional to 53,162,776, 73,364,660.40 and 28,716,490.24

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Solution

The fourth proportional to 53,162,776, 73,364,660.40 and 28,716,490.24 is: 39,628,772.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162,776 : 73,364,660.40 = 28,716,490.24 : x
  2. Step 2: Convert to fraction form
    53,162,776/73,364,660.40 = 28,716,490.24/x
  3. Step 3: Cross multiply
    53,162,776x = 73,364,660.40 × 28,716,490.24
  4. Step 4: Simplify right side
    53,162,776x = 2,106,775,554,337,514.50
  5. Step 5: Solve for x
    x = 2,106,775,554,337,514.50/53,162,776
  6. Step 6: Final answer
    x = 39,628,772.48

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Double scale
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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.