Home / 10,183,714.72-14,053,887.12-5,600,384.80

Finding the Fourth Proportional to 10,183,714.72, 14,053,887.12 and 5,600,384.80

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Solution

The fourth proportional to 10,183,714.72, 14,053,887.12 and 5,600,384.80 is: 7,728,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183,714.72 : 14,053,887.12 = 5,600,384.80 : x
  2. Step 2: Convert to fraction form
    10,183,714.72/14,053,887.12 = 5,600,384.80/x
  3. Step 3: Cross multiply
    10,183,714.72x = 14,053,887.12 × 5,600,384.80
  4. Step 4: Simplify right side
    10,183,714.72x = 78,707,175,807,763.77
  5. Step 5: Solve for x
    x = 78,707,175,807,763.77/10,183,714.72
  6. Step 6: Final answer
    x = 7,728,729.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.