Home / 7,302,236.82-10,076,410.55-4,038,981.32

Finding the Fourth Proportional to 7,302,236.82, 10,076,410.55 and 4,038,981.32

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Solution

The fourth proportional to 7,302,236.82, 10,076,410.55 and 4,038,981.32 is: 5,573,420.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302,236.82 : 10,076,410.55 = 4,038,981.32 : x
  2. Step 2: Convert to fraction form
    7,302,236.82/10,076,410.55 = 4,038,981.32/x
  3. Step 3: Cross multiply
    7,302,236.82x = 10,076,410.55 × 4,038,981.32
  4. Step 4: Simplify right side
    7,302,236.82x = 40,698,433,984,100.93
  5. Step 5: Solve for x
    x = 40,698,433,984,100.93/7,302,236.82
  6. Step 6: Final answer
    x = 5,573,420.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.