Home / 73,573,035-110,358,998.83-18,980,979.72

Finding the Fourth Proportional to 73,573,035, 110,358,998.83 and 18,980,979.72

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Solution

The fourth proportional to 73,573,035, 110,358,998.83 and 18,980,979.72 is: 28,471,326.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,573,035 : 110,358,998.83 = 18,980,979.72 : x
  2. Step 2: Convert to fraction form
    73,573,035/110,358,998.83 = 18,980,979.72/x
  3. Step 3: Cross multiply
    73,573,035x = 110,358,998.83 × 18,980,979.72
  4. Step 4: Simplify right side
    73,573,035x = 2,094,721,918,711,733.50
  5. Step 5: Solve for x
    x = 2,094,721,918,711,733.50/73,573,035
  6. Step 6: Final answer
    x = 28,471,326.74

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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.