Home / 21,574,438.40-32,361,657.60-5,618,086.40

Finding the Fourth Proportional to 21,574,438.40, 32,361,657.60 and 5,618,086.40

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Solution

The fourth proportional to 21,574,438.40, 32,361,657.60 and 5,618,086.40 is: 8,427,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,574,438.40 : 32,361,657.60 = 5,618,086.40 : x
  2. Step 2: Convert to fraction form
    21,574,438.40/32,361,657.60 = 5,618,086.40/x
  3. Step 3: Cross multiply
    21,574,438.40x = 32,361,657.60 × 5,618,086.40
  4. Step 4: Simplify right side
    21,574,438.40x = 181,810,588,444,016.66
  5. Step 5: Solve for x
    x = 181,810,588,444,016.66/21,574,438.40
  6. Step 6: Final answer
    x = 8,427,129.60

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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.