Home / 20,178,302.40-30,267,453.60-16,635,362.40

Finding the Fourth Proportional to 20,178,302.40, 30,267,453.60 and 16,635,362.40

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Solution

The fourth proportional to 20,178,302.40, 30,267,453.60 and 16,635,362.40 is: 24,953,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,178,302.40 : 30,267,453.60 = 16,635,362.40 : x
  2. Step 2: Convert to fraction form
    20,178,302.40/30,267,453.60 = 16,635,362.40/x
  3. Step 3: Cross multiply
    20,178,302.40x = 30,267,453.60 × 16,635,362.40
  4. Step 4: Simplify right side
    20,178,302.40x = 503,510,059,561,184.69
  5. Step 5: Solve for x
    x = 503,510,059,561,184.69/20,178,302.40
  6. Step 6: Final answer
    x = 24,953,043.60

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1.5x scale

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.