Home / 11,684,995.28-16,124,995.86-6,528,395.60

Finding the Fourth Proportional to 11,684,995.28, 16,124,995.86 and 6,528,395.60

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Solution

The fourth proportional to 11,684,995.28, 16,124,995.86 and 6,528,395.60 is: 9,009,019.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,684,995.28 : 16,124,995.86 = 6,528,395.60 : x
  2. Step 2: Convert to fraction form
    11,684,995.28/16,124,995.86 = 6,528,395.60/x
  3. Step 3: Cross multiply
    11,684,995.28x = 16,124,995.86 × 6,528,395.60
  4. Step 4: Simplify right side
    11,684,995.28x = 105,270,352,022,442.20
  5. Step 5: Solve for x
    x = 105,270,352,022,442.20/11,684,995.28
  6. Step 6: Final answer
    x = 9,009,019.64

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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.