Home / 33,681,931.80-50,522,897.70-12,119,861.40

Finding the Fourth Proportional to 33,681,931.80, 50,522,897.70 and 12,119,861.40

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Solution

The fourth proportional to 33,681,931.80, 50,522,897.70 and 12,119,861.40 is: 18,179,792.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,681,931.80 : 50,522,897.70 = 12,119,861.40 : x
  2. Step 2: Convert to fraction form
    33,681,931.80/50,522,897.70 = 12,119,861.40/x
  3. Step 3: Cross multiply
    33,681,931.80x = 50,522,897.70 × 12,119,861.40
  4. Step 4: Simplify right side
    33,681,931.80x = 612,330,517,650,378.88
  5. Step 5: Solve for x
    x = 612,330,517,650,378.88/33,681,931.80
  6. Step 6: Final answer
    x = 18,179,792.10

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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.