Home / 40,045,664.64-60,065,363.43-11,290,638.72

Finding the Fourth Proportional to 40,045,664.64, 60,065,363.43 and 11,290,638.72

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Solution

The fourth proportional to 40,045,664.64, 60,065,363.43 and 11,290,638.72 is: 16,935,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,045,664.64 : 60,065,363.43 = 11,290,638.72 : x
  2. Step 2: Convert to fraction form
    40,045,664.64/60,065,363.43 = 11,290,638.72/x
  3. Step 3: Cross multiply
    40,045,664.64x = 60,065,363.43 × 11,290,638.72
  4. Step 4: Simplify right side
    40,045,664.64x = 678,176,318,073,630
  5. Step 5: Solve for x
    x = 678,176,318,073,630/40,045,664.64
  6. Step 6: Final answer
    x = 16,935,074.60

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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.