Home / 27,112,492.80-40,655,908.80-15,756,422.40

Finding the Fourth Proportional to 27,112,492.80, 40,655,908.80 and 15,756,422.40

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Solution

The fourth proportional to 27,112,492.80, 40,655,908.80 and 15,756,422.40 is: 23,627,177.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,112,492.80 : 40,655,908.80 = 15,756,422.40 : x
  2. Step 2: Convert to fraction form
    27,112,492.80/40,655,908.80 = 15,756,422.40/x
  3. Step 3: Cross multiply
    27,112,492.80x = 40,655,908.80 × 15,756,422.40
  4. Step 4: Simplify right side
    27,112,492.80x = 640,591,672,108,677.12
  5. Step 5: Solve for x
    x = 640,591,672,108,677.12/27,112,492.80
  6. Step 6: Final answer
    x = 23,627,177.21

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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.