Home / 38,164,215.77-52,666,577.88-20,760,519.47

Finding the Fourth Proportional to 38,164,215.77, 52,666,577.88 and 20,760,519.47

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Solution

The fourth proportional to 38,164,215.77, 52,666,577.88 and 20,760,519.47 is: 28,649,495.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,164,215.77 : 52,666,577.88 = 20,760,519.47 : x
  2. Step 2: Convert to fraction form
    38,164,215.77/52,666,577.88 = 20,760,519.47/x
  3. Step 3: Cross multiply
    38,164,215.77x = 52,666,577.88 × 20,760,519.47
  4. Step 4: Simplify right side
    38,164,215.77x = 1,093,385,515,496,011.38
  5. Step 5: Solve for x
    x = 1,093,385,515,496,011.38/38,164,215.77
  6. Step 6: Final answer
    x = 28,649,495.17

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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.