Home / 40,730,234.19-61,054,995.66-19,126,162.45

Finding the Fourth Proportional to 40,730,234.19, 61,054,995.66 and 19,126,162.45

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Solution

The fourth proportional to 40,730,234.19, 61,054,995.66 and 19,126,162.45 is: 28,670,293.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,730,234.19 : 61,054,995.66 = 19,126,162.45 : x
  2. Step 2: Convert to fraction form
    40,730,234.19/61,054,995.66 = 19,126,162.45/x
  3. Step 3: Cross multiply
    40,730,234.19x = 61,054,995.66 × 19,126,162.45
  4. Step 4: Simplify right side
    40,730,234.19x = 1,167,747,765,377,204.75
  5. Step 5: Solve for x
    x = 1,167,747,765,377,204.75/40,730,234.19
  6. Step 6: Final answer
    x = 28,670,293.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.