Home / 28,975,230.80-43,462,846.20-7,700,094.80

Finding the Fourth Proportional to 28,975,230.80, 43,462,846.20 and 7,700,094.80

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Solution

The fourth proportional to 28,975,230.80, 43,462,846.20 and 7,700,094.80 is: 11,550,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,975,230.80 : 43,462,846.20 = 7,700,094.80 : x
  2. Step 2: Convert to fraction form
    28,975,230.80/43,462,846.20 = 7,700,094.80/x
  3. Step 3: Cross multiply
    28,975,230.80x = 43,462,846.20 × 7,700,094.80
  4. Step 4: Simplify right side
    28,975,230.80x = 334,668,036,017,819.75
  5. Step 5: Solve for x
    x = 334,668,036,017,819.75/28,975,230.80
  6. Step 6: Final answer
    x = 11,550,142.20

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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.