Home / 5,613,421.81-8,420,076.58-1,775,244.88

Finding the Fourth Proportional to 5,613,421.81, 8,420,076.58 and 1,775,244.88

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Solution

The fourth proportional to 5,613,421.81, 8,420,076.58 and 1,775,244.88 is: 2,662,849.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613,421.81 : 8,420,076.58 = 1,775,244.88 : x
  2. Step 2: Convert to fraction form
    5,613,421.81/8,420,076.58 = 1,775,244.88/x
  3. Step 3: Cross multiply
    5,613,421.81x = 8,420,076.58 × 1,775,244.88
  4. Step 4: Simplify right side
    5,613,421.81x = 14,947,697,837,852.91
  5. Step 5: Solve for x
    x = 14,947,697,837,852.91/5,613,421.81
  6. Step 6: Final answer
    x = 2,662,849.57

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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.