Home / 26,506,031.40-39,759,047.10-18,443,874.60

Finding the Fourth Proportional to 26,506,031.40, 39,759,047.10 and 18,443,874.60

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Solution

The fourth proportional to 26,506,031.40, 39,759,047.10 and 18,443,874.60 is: 27,665,811.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,506,031.40 : 39,759,047.10 = 18,443,874.60 : x
  2. Step 2: Convert to fraction form
    26,506,031.40/39,759,047.10 = 18,443,874.60/x
  3. Step 3: Cross multiply
    26,506,031.40x = 39,759,047.10 × 18,443,874.60
  4. Step 4: Simplify right side
    26,506,031.40x = 733,310,878,927,893.75
  5. Step 5: Solve for x
    x = 733,310,878,927,893.75/26,506,031.40
  6. Step 6: Final answer
    x = 27,665,811.90

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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.