Home / 60,821,370.43-91,224,447.10-19,877,384.32

Finding the Fourth Proportional to 60,821,370.43, 91,224,447.10 and 19,877,384.32

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Solution

The fourth proportional to 60,821,370.43, 91,224,447.10 and 19,877,384.32 is: 29,813,589.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,821,370.43 : 91,224,447.10 = 19,877,384.32 : x
  2. Step 2: Convert to fraction form
    60,821,370.43/91,224,447.10 = 19,877,384.32/x
  3. Step 3: Cross multiply
    60,821,370.43x = 91,224,447.10 × 19,877,384.32
  4. Step 4: Simplify right side
    60,821,370.43x = 1,813,303,394,386,209.50
  5. Step 5: Solve for x
    x = 1,813,303,394,386,209.50/60,821,370.43
  6. Step 6: Final answer
    x = 29,813,589.89

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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.