Home / 45,065,798.19-67,596,665.81-18,793,815.57

Finding the Fourth Proportional to 45,065,798.19, 67,596,665.81 and 18,793,815.57

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Solution

The fourth proportional to 45,065,798.19, 67,596,665.81 and 18,793,815.57 is: 28,189,876.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,065,798.19 : 67,596,665.81 = 18,793,815.57 : x
  2. Step 2: Convert to fraction form
    45,065,798.19/67,596,665.81 = 18,793,815.57/x
  3. Step 3: Cross multiply
    45,065,798.19x = 67,596,665.81 × 18,793,815.57
  4. Step 4: Simplify right side
    45,065,798.19x = 1,270,399,270,286,095.75
  5. Step 5: Solve for x
    x = 1,270,399,270,286,095.75/45,065,798.19
  6. Step 6: Final answer
    x = 28,189,876.17

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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.