Home / 30,537,008.70-45,805,513.05-27,188,930.40

Finding the Fourth Proportional to 30,537,008.70, 45,805,513.05 and 27,188,930.40

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Solution

The fourth proportional to 30,537,008.70, 45,805,513.05 and 27,188,930.40 is: 40,783,395.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,537,008.70 : 45,805,513.05 = 27,188,930.40 : x
  2. Step 2: Convert to fraction form
    30,537,008.70/45,805,513.05 = 27,188,930.40/x
  3. Step 3: Cross multiply
    30,537,008.70x = 45,805,513.05 × 27,188,930.40
  4. Step 4: Simplify right side
    30,537,008.70x = 1,245,402,906,252,741.50
  5. Step 5: Solve for x
    x = 1,245,402,906,252,741.50/30,537,008.70
  6. Step 6: Final answer
    x = 40,783,395.60

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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.