Home / 9,111,969.15-12,574,539.96-4,982,267.07

Finding the Fourth Proportional to 9,111,969.15, 12,574,539.96 and 4,982,267.07

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Solution

The fourth proportional to 9,111,969.15, 12,574,539.96 and 4,982,267.07 is: 6,875,540.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111,969.15 : 12,574,539.96 = 4,982,267.07 : x
  2. Step 2: Convert to fraction form
    9,111,969.15/12,574,539.96 = 4,982,267.07/x
  3. Step 3: Cross multiply
    9,111,969.15x = 12,574,539.96 × 4,982,267.07
  4. Step 4: Simplify right side
    9,111,969.15x = 62,649,716,363,107.12
  5. Step 5: Solve for x
    x = 62,649,716,363,107.12/9,111,969.15
  6. Step 6: Final answer
    x = 6,875,540.88

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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.