Home / 47,702,955.60-71,554,433.40-15,790,251.60

Finding the Fourth Proportional to 47,702,955.60, 71,554,433.40 and 15,790,251.60

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Solution

The fourth proportional to 47,702,955.60, 71,554,433.40 and 15,790,251.60 is: 23,685,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,702,955.60 : 71,554,433.40 = 15,790,251.60 : x
  2. Step 2: Convert to fraction form
    47,702,955.60/71,554,433.40 = 15,790,251.60/x
  3. Step 3: Cross multiply
    47,702,955.60x = 71,554,433.40 × 15,790,251.60
  4. Step 4: Simplify right side
    47,702,955.60x = 1,129,862,506,481,443.50
  5. Step 5: Solve for x
    x = 1,129,862,506,481,443.50/47,702,955.60
  6. Step 6: Final answer
    x = 23,685,377.40

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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.