Home / 10,502,005.80-15,746,787.90-5,463,157.80

Finding the Fourth Proportional to 10,502,005.80, 15,746,787.90 and 5,463,157.80

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Solution

The fourth proportional to 10,502,005.80, 15,746,787.90 and 5,463,157.80 is: 8,191,500.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,005.80 : 15,746,787.90 = 5,463,157.80 : x
  2. Step 2: Convert to fraction form
    10,502,005.80/15,746,787.90 = 5,463,157.80/x
  3. Step 3: Cross multiply
    10,502,005.80x = 15,746,787.90 × 5,463,157.80
  4. Step 4: Simplify right side
    10,502,005.80x = 86,027,187,140,830.62
  5. Step 5: Solve for x
    x = 86,027,187,140,830.62/10,502,005.80
  6. Step 6: Final answer
    x = 8,191,500.63

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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.