Home / 5,203,941.39-7,181,495.63-2,880,872.39

Finding the Fourth Proportional to 5,203,941.39, 7,181,495.63 and 2,880,872.39

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Solution

The fourth proportional to 5,203,941.39, 7,181,495.63 and 2,880,872.39 is: 3,975,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203,941.39 : 7,181,495.63 = 2,880,872.39 : x
  2. Step 2: Convert to fraction form
    5,203,941.39/7,181,495.63 = 2,880,872.39/x
  3. Step 3: Cross multiply
    5,203,941.39x = 7,181,495.63 × 2,880,872.39
  4. Step 4: Simplify right side
    5,203,941.39x = 20,688,972,429,060.81
  5. Step 5: Solve for x
    x = 20,688,972,429,060.81/5,203,941.39
  6. Step 6: Final answer
    x = 3,975,635.17

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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.