Home / 71,006,522.40-106,509,783.60-27,853,513.20

Finding the Fourth Proportional to 71,006,522.40, 106,509,783.60 and 27,853,513.20

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Solution

The fourth proportional to 71,006,522.40, 106,509,783.60 and 27,853,513.20 is: 41,780,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,006,522.40 : 106,509,783.60 = 27,853,513.20 : x
  2. Step 2: Convert to fraction form
    71,006,522.40/106,509,783.60 = 27,853,513.20/x
  3. Step 3: Cross multiply
    71,006,522.40x = 106,509,783.60 × 27,853,513.20
  4. Step 4: Simplify right side
    71,006,522.40x = 2,966,671,663,431,743.50
  5. Step 5: Solve for x
    x = 2,966,671,663,431,743.50/71,006,522.40
  6. Step 6: Final answer
    x = 41,780,269.80

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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.