Home / 84,975,805.40-127,463,708.10-27,509,318.60

Finding the Fourth Proportional to 84,975,805.40, 127,463,708.10 and 27,509,318.60

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Solution

The fourth proportional to 84,975,805.40, 127,463,708.10 and 27,509,318.60 is: 41,263,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,975,805.40 : 127,463,708.10 = 27,509,318.60 : x
  2. Step 2: Convert to fraction form
    84,975,805.40/127,463,708.10 = 27,509,318.60/x
  3. Step 3: Cross multiply
    84,975,805.40x = 127,463,708.10 × 27,509,318.60
  4. Step 4: Simplify right side
    84,975,805.40x = 3,506,439,756,060,300.50
  5. Step 5: Solve for x
    x = 3,506,439,756,060,300.50/84,975,805.40
  6. Step 6: Final answer
    x = 41,263,977.90

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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.