Home / 13,191,627.80-19,787,441.70-10,952,139.80

Finding the Fourth Proportional to 13,191,627.80, 19,787,441.70 and 10,952,139.80

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Solution

The fourth proportional to 13,191,627.80, 19,787,441.70 and 10,952,139.80 is: 16,428,209.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,191,627.80 : 19,787,441.70 = 10,952,139.80 : x
  2. Step 2: Convert to fraction form
    13,191,627.80/19,787,441.70 = 10,952,139.80/x
  3. Step 3: Cross multiply
    13,191,627.80x = 19,787,441.70 × 10,952,139.80
  4. Step 4: Simplify right side
    13,191,627.80x = 216,714,827,782,749.66
  5. Step 5: Solve for x
    x = 216,714,827,782,749.66/13,191,627.80
  6. Step 6: Final answer
    x = 16,428,209.70

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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.