Home / 6,984,313.63-9,638,155.26-3,886,787.57

Finding the Fourth Proportional to 6,984,313.63, 9,638,155.26 and 3,886,787.57

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Solution

The fourth proportional to 6,984,313.63, 9,638,155.26 and 3,886,787.57 is: 5,363,656.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984,313.63 : 9,638,155.26 = 3,886,787.57 : x
  2. Step 2: Convert to fraction form
    6,984,313.63/9,638,155.26 = 3,886,787.57/x
  3. Step 3: Cross multiply
    6,984,313.63x = 9,638,155.26 × 3,886,787.57
  4. Step 4: Simplify right side
    6,984,313.63x = 37,461,462,062,298.12
  5. Step 5: Solve for x
    x = 37,461,462,062,298.12/6,984,313.63
  6. Step 6: Final answer
    x = 5,363,656.91

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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.