Home / 20,000,787.25-27,601,087.35-10,833,430

Finding the Fourth Proportional to 20,000,787.25, 27,601,087.35 and 10,833,430

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Solution

The fourth proportional to 20,000,787.25, 27,601,087.35 and 10,833,430 is: 14,950,133.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,000,787.25 : 27,601,087.35 = 10,833,430 : x
  2. Step 2: Convert to fraction form
    20,000,787.25/27,601,087.35 = 10,833,430/x
  3. Step 3: Cross multiply
    20,000,787.25x = 27,601,087.35 × 10,833,430
  4. Step 4: Simplify right side
    20,000,787.25x = 299,014,447,730,110.50
  5. Step 5: Solve for x
    x = 299,014,447,730,110.50/20,000,787.25
  6. Step 6: Final answer
    x = 14,950,133.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.