Home / 55,366,674.18-76,394,929.05-30,916,626.18

Finding the Fourth Proportional to 55,366,674.18, 76,394,929.05 and 30,916,626.18

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Solution

The fourth proportional to 55,366,674.18, 76,394,929.05 and 30,916,626.18 is: 42,658,756.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,366,674.18 : 76,394,929.05 = 30,916,626.18 : x
  2. Step 2: Convert to fraction form
    55,366,674.18/76,394,929.05 = 30,916,626.18/x
  3. Step 3: Cross multiply
    55,366,674.18x = 76,394,929.05 × 30,916,626.18
  4. Step 4: Simplify right side
    55,366,674.18x = 2,361,873,463,486,472.50
  5. Step 5: Solve for x
    x = 2,361,873,463,486,472.50/55,366,674.18
  6. Step 6: Final answer
    x = 42,658,756.35

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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.