Home / 10,183,715.72-14,053,888.50-5,600,385.80

Finding the Fourth Proportional to 10,183,715.72, 14,053,888.50 and 5,600,385.80

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Solution

The fourth proportional to 10,183,715.72, 14,053,888.50 and 5,600,385.80 is: 7,728,730.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183,715.72 : 14,053,888.50 = 5,600,385.80 : x
  2. Step 2: Convert to fraction form
    10,183,715.72/14,053,888.50 = 5,600,385.80/x
  3. Step 3: Cross multiply
    10,183,715.72x = 14,053,888.50 × 5,600,385.80
  4. Step 4: Simplify right side
    10,183,715.72x = 78,707,197,590,183.30
  5. Step 5: Solve for x
    x = 78,707,197,590,183.30/10,183,715.72
  6. Step 6: Final answer
    x = 7,728,730.82

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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.