Home / 17,618,200.90-26,419,428.15-6,831,916.90

Finding the Fourth Proportional to 17,618,200.90, 26,419,428.15 and 6,831,916.90

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Solution

The fourth proportional to 17,618,200.90, 26,419,428.15 and 6,831,916.90 is: 10,244,822.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618,200.90 : 26,419,428.15 = 6,831,916.90 : x
  2. Step 2: Convert to fraction form
    17,618,200.90/26,419,428.15 = 6,831,916.90/x
  3. Step 3: Cross multiply
    17,618,200.90x = 26,419,428.15 × 6,831,916.90
  4. Step 4: Simplify right side
    17,618,200.90x = 180,495,337,666,320.75
  5. Step 5: Solve for x
    x = 180,495,337,666,320.75/17,618,200.90
  6. Step 6: Final answer
    x = 10,244,822.31

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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.