Home / 8,872,688.95-13,311,391.34-2,807,528.43

Finding the Fourth Proportional to 8,872,688.95, 13,311,391.34 and 2,807,528.43

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Solution

The fourth proportional to 8,872,688.95, 13,311,391.34 and 2,807,528.43 is: 4,212,038.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872,688.95 : 13,311,391.34 = 2,807,528.43 : x
  2. Step 2: Convert to fraction form
    8,872,688.95/13,311,391.34 = 2,807,528.43/x
  3. Step 3: Cross multiply
    8,872,688.95x = 13,311,391.34 × 2,807,528.43
  4. Step 4: Simplify right side
    8,872,688.95x = 37,372,109,629,905.80
  5. Step 5: Solve for x
    x = 37,372,109,629,905.80/8,872,688.95
  6. Step 6: Final answer
    x = 4,212,038.75

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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.