Home / 15,947,810.20-23,921,715.30-9,117,371.80

Finding the Fourth Proportional to 15,947,810.20, 23,921,715.30 and 9,117,371.80

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Solution

The fourth proportional to 15,947,810.20, 23,921,715.30 and 9,117,371.80 is: 13,676,057.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947,810.20 : 23,921,715.30 = 9,117,371.80 : x
  2. Step 2: Convert to fraction form
    15,947,810.20/23,921,715.30 = 9,117,371.80/x
  3. Step 3: Cross multiply
    15,947,810.20x = 23,921,715.30 × 9,117,371.80
  4. Step 4: Simplify right side
    15,947,810.20x = 218,103,172,483,848.56
  5. Step 5: Solve for x
    x = 218,103,172,483,848.56/15,947,810.20
  6. Step 6: Final answer
    x = 13,676,057.70

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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.