Home / 28,043,624.79-42,061,226.99-8,871,890.67

Finding the Fourth Proportional to 28,043,624.79, 42,061,226.99 and 8,871,890.67

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Solution

The fourth proportional to 28,043,624.79, 42,061,226.99 and 8,871,890.67 is: 13,306,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,043,624.79 : 42,061,226.99 = 8,871,890.67 : x
  2. Step 2: Convert to fraction form
    28,043,624.79/42,061,226.99 = 8,871,890.67/x
  3. Step 3: Cross multiply
    28,043,624.79x = 42,061,226.99 × 8,871,890.67
  4. Step 4: Simplify right side
    28,043,624.79x = 373,162,607,256,973.75
  5. Step 5: Solve for x
    x = 373,162,607,256,973.75/28,043,624.79
  6. Step 6: Final answer
    x = 13,306,504.06

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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.