Home / 43,474,702.60-65,219,927.10-21,854,895.40

Finding the Fourth Proportional to 43,474,702.60, 65,219,927.10 and 21,854,895.40

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Solution

The fourth proportional to 43,474,702.60, 65,219,927.10 and 21,854,895.40 is: 32,786,300.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,474,702.60 : 65,219,927.10 = 21,854,895.40 : x
  2. Step 2: Convert to fraction form
    43,474,702.60/65,219,927.10 = 21,854,895.40/x
  3. Step 3: Cross multiply
    43,474,702.60x = 65,219,927.10 × 21,854,895.40
  4. Step 4: Simplify right side
    43,474,702.60x = 1,425,374,684,766,125.25
  5. Step 5: Solve for x
    x = 1,425,374,684,766,125.25/43,474,702.60
  6. Step 6: Final answer
    x = 32,786,300.99

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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.