Home / 19,249,764.66-28,874,668.68-4,872,832.92

Finding the Fourth Proportional to 19,249,764.66, 28,874,668.68 and 4,872,832.92

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Solution

The fourth proportional to 19,249,764.66, 28,874,668.68 and 4,872,832.92 is: 7,309,254.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249,764.66 : 28,874,668.68 = 4,872,832.92 : x
  2. Step 2: Convert to fraction form
    19,249,764.66/28,874,668.68 = 4,872,832.92/x
  3. Step 3: Cross multiply
    19,249,764.66x = 28,874,668.68 × 4,872,832.92
  4. Step 4: Simplify right side
    19,249,764.66x = 140,701,436,097,996.94
  5. Step 5: Solve for x
    x = 140,701,436,097,996.94/19,249,764.66
  6. Step 6: Final answer
    x = 7,309,254.87

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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.