Home / 45,661,909.10-68,504,283.89-13,313,811.62

Finding the Fourth Proportional to 45,661,909.10, 68,504,283.89 and 13,313,811.62

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Solution

The fourth proportional to 45,661,909.10, 68,504,283.89 and 13,313,811.62 is: 19,974,047.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,661,909.10 : 68,504,283.89 = 13,313,811.62 : x
  2. Step 2: Convert to fraction form
    45,661,909.10/68,504,283.89 = 13,313,811.62/x
  3. Step 3: Cross multiply
    45,661,909.10x = 68,504,283.89 × 13,313,811.62
  4. Step 4: Simplify right side
    45,661,909.10x = 912,053,130,979,152.50
  5. Step 5: Solve for x
    x = 912,053,130,979,152.50/45,661,909.10
  6. Step 6: Final answer
    x = 19,974,047.28

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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.