Home / 9,578,395.79-13,212,275.27-6,825,965.16

Finding the Fourth Proportional to 9,578,395.79, 13,212,275.27 and 6,825,965.16

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Solution

The fourth proportional to 9,578,395.79, 13,212,275.27 and 6,825,965.16 is: 9,415,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578,395.79 : 13,212,275.27 = 6,825,965.16 : x
  2. Step 2: Convert to fraction form
    9,578,395.79/13,212,275.27 = 6,825,965.16/x
  3. Step 3: Cross multiply
    9,578,395.79x = 13,212,275.27 × 6,825,965.16
  4. Step 4: Simplify right side
    9,578,395.79x = 90,186,530,727,445.20
  5. Step 5: Solve for x
    x = 90,186,530,727,445.20/9,578,395.79
  6. Step 6: Final answer
    x = 9,415,619.56

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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.