Home / 16,169,819.40-24,254,729.10-7,666,763.40

Finding the Fourth Proportional to 16,169,819.40, 24,254,729.10 and 7,666,763.40

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Solution

The fourth proportional to 16,169,819.40, 24,254,729.10 and 7,666,763.40 is: 11,500,145.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,169,819.40 : 24,254,729.10 = 7,666,763.40 : x
  2. Step 2: Convert to fraction form
    16,169,819.40/24,254,729.10 = 7,666,763.40/x
  3. Step 3: Cross multiply
    16,169,819.40x = 24,254,729.10 × 7,666,763.40
  4. Step 4: Simplify right side
    16,169,819.40x = 185,955,269,340,794.97
  5. Step 5: Solve for x
    x = 185,955,269,340,794.97/16,169,819.40
  6. Step 6: Final answer
    x = 11,500,145.10

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1.5x scale

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.