Home / 11,831,555.79-17,700,638.50-8,961,193.01

Finding the Fourth Proportional to 11,831,555.79, 17,700,638.50 and 8,961,193.01

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Solution

The fourth proportional to 11,831,555.79, 17,700,638.50 and 8,961,193.01 is: 13,406,422.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,555.79 : 17,700,638.50 = 8,961,193.01 : x
  2. Step 2: Convert to fraction form
    11,831,555.79/17,700,638.50 = 8,961,193.01/x
  3. Step 3: Cross multiply
    11,831,555.79x = 17,700,638.50 × 8,961,193.01
  4. Step 4: Simplify right side
    11,831,555.79x = 158,618,838,054,189.94
  5. Step 5: Solve for x
    x = 158,618,838,054,189.94/11,831,555.79
  6. Step 6: Final answer
    x = 13,406,422.69

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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.