Home / 10,995,904.80-16,493,857.20-5,012,272.80

Finding the Fourth Proportional to 10,995,904.80, 16,493,857.20 and 5,012,272.80

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Solution

The fourth proportional to 10,995,904.80, 16,493,857.20 and 5,012,272.80 is: 7,518,409.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995,904.80 : 16,493,857.20 = 5,012,272.80 : x
  2. Step 2: Convert to fraction form
    10,995,904.80/16,493,857.20 = 5,012,272.80/x
  3. Step 3: Cross multiply
    10,995,904.80x = 16,493,857.20 × 5,012,272.80
  4. Step 4: Simplify right side
    10,995,904.80x = 82,671,711,810,644.16
  5. Step 5: Solve for x
    x = 82,671,711,810,644.16/10,995,904.80
  6. Step 6: Final answer
    x = 7,518,409.20

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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.