Home / 43,905,285-60,610,354.92-30,863,723.40

Finding the Fourth Proportional to 43,905,285, 60,610,354.92 and 30,863,723.40

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Solution

The fourth proportional to 43,905,285, 60,610,354.92 and 30,863,723.40 is: 42,606,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,905,285 : 60,610,354.92 = 30,863,723.40 : x
  2. Step 2: Convert to fraction form
    43,905,285/60,610,354.92 = 30,863,723.40/x
  3. Step 3: Cross multiply
    43,905,285x = 60,610,354.92 × 30,863,723.40
  4. Step 4: Simplify right side
    43,905,285x = 1,870,661,229,426,709
  5. Step 5: Solve for x
    x = 1,870,661,229,426,709/43,905,285
  6. Step 6: Final answer
    x = 42,606,743.80

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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.