Home / 27,544,866.68-38,012,504.86-15,154,995.76

Finding the Fourth Proportional to 27,544,866.68, 38,012,504.86 and 15,154,995.76

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Solution

The fourth proportional to 27,544,866.68, 38,012,504.86 and 15,154,995.76 is: 20,914,218.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,544,866.68 : 38,012,504.86 = 15,154,995.76 : x
  2. Step 2: Convert to fraction form
    27,544,866.68/38,012,504.86 = 15,154,995.76/x
  3. Step 3: Cross multiply
    27,544,866.68x = 38,012,504.86 × 15,154,995.76
  4. Step 4: Simplify right side
    27,544,866.68x = 576,079,349,980,279.38
  5. Step 5: Solve for x
    x = 576,079,349,980,279.38/27,544,866.68
  6. Step 6: Final answer
    x = 20,914,218.13

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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.