Home / 45,283,670.80-67,925,506.20-30,950,947.60

Finding the Fourth Proportional to 45,283,670.80, 67,925,506.20 and 30,950,947.60

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Solution

The fourth proportional to 45,283,670.80, 67,925,506.20 and 30,950,947.60 is: 46,426,421.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,283,670.80 : 67,925,506.20 = 30,950,947.60 : x
  2. Step 2: Convert to fraction form
    45,283,670.80/67,925,506.20 = 30,950,947.60/x
  3. Step 3: Cross multiply
    45,283,670.80x = 67,925,506.20 × 30,950,947.60
  4. Step 4: Simplify right side
    45,283,670.80x = 2,102,358,783,099,675.25
  5. Step 5: Solve for x
    x = 2,102,358,783,099,675.25/45,283,670.80
  6. Step 6: Final answer
    x = 46,426,421.40

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1.5x scale

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.