Home / 21,574,808.40-32,362,212.60-5,618,456.40

Finding the Fourth Proportional to 21,574,808.40, 32,362,212.60 and 5,618,456.40

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Solution

The fourth proportional to 21,574,808.40, 32,362,212.60 and 5,618,456.40 is: 8,427,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,574,808.40 : 32,362,212.60 = 5,618,456.40 : x
  2. Step 2: Convert to fraction form
    21,574,808.40/32,362,212.60 = 5,618,456.40/x
  3. Step 3: Cross multiply
    21,574,808.40x = 32,362,212.60 × 5,618,456.40
  4. Step 4: Simplify right side
    21,574,808.40x = 181,825,680,500,630.66
  5. Step 5: Solve for x
    x = 181,825,680,500,630.66/21,574,808.40
  6. Step 6: Final answer
    x = 8,427,684.60

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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.