Home / 49,192,007.04-67,879,814.40-28,561,423.68

Finding the Fourth Proportional to 49,192,007.04, 67,879,814.40 and 28,561,423.68

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Solution

The fourth proportional to 49,192,007.04, 67,879,814.40 and 28,561,423.68 is: 39,411,771.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,192,007.04 : 67,879,814.40 = 28,561,423.68 : x
  2. Step 2: Convert to fraction form
    49,192,007.04/67,879,814.40 = 28,561,423.68/x
  3. Step 3: Cross multiply
    49,192,007.04x = 67,879,814.40 × 28,561,423.68
  4. Step 4: Simplify right side
    49,192,007.04x = 1,938,744,138,398,165.25
  5. Step 5: Solve for x
    x = 1,938,744,138,398,165.25/49,192,007.04
  6. Step 6: Final answer
    x = 39,411,771.45

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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.