Home / 52,007,824.40-78,011,736.60-13,673,213.60

Finding the Fourth Proportional to 52,007,824.40, 78,011,736.60 and 13,673,213.60

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Solution

The fourth proportional to 52,007,824.40, 78,011,736.60 and 13,673,213.60 is: 20,509,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,007,824.40 : 78,011,736.60 = 13,673,213.60 : x
  2. Step 2: Convert to fraction form
    52,007,824.40/78,011,736.60 = 13,673,213.60/x
  3. Step 3: Cross multiply
    52,007,824.40x = 78,011,736.60 × 13,673,213.60
  4. Step 4: Simplify right side
    52,007,824.40x = 1,066,671,137,838,737.62
  5. Step 5: Solve for x
    x = 1,066,671,137,838,737.62/52,007,824.40
  6. Step 6: Final answer
    x = 20,509,820.40

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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.