Home / 38,847,687.60-58,271,531.40-13,284,865.20

Finding the Fourth Proportional to 38,847,687.60, 58,271,531.40 and 13,284,865.20

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Solution

The fourth proportional to 38,847,687.60, 58,271,531.40 and 13,284,865.20 is: 19,927,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,847,687.60 : 58,271,531.40 = 13,284,865.20 : x
  2. Step 2: Convert to fraction form
    38,847,687.60/58,271,531.40 = 13,284,865.20/x
  3. Step 3: Cross multiply
    38,847,687.60x = 58,271,531.40 × 13,284,865.20
  4. Step 4: Simplify right side
    38,847,687.60x = 774,129,439,646,567.25
  5. Step 5: Solve for x
    x = 774,129,439,646,567.25/38,847,687.60
  6. Step 6: Final answer
    x = 19,927,297.80

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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.