Home / 9,368,103.28-12,922,995.66-5,698,142.32

Finding the Fourth Proportional to 9,368,103.28, 12,922,995.66 and 5,698,142.32

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Solution

The fourth proportional to 9,368,103.28, 12,922,995.66 and 5,698,142.32 is: 7,860,403.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,368,103.28 : 12,922,995.66 = 5,698,142.32 : x
  2. Step 2: Convert to fraction form
    9,368,103.28/12,922,995.66 = 5,698,142.32/x
  3. Step 3: Cross multiply
    9,368,103.28x = 12,922,995.66 × 5,698,142.32
  4. Step 4: Simplify right side
    9,368,103.28x = 73,637,068,471,422.33
  5. Step 5: Solve for x
    x = 73,637,068,471,422.33/9,368,103.28
  6. Step 6: Final answer
    x = 7,860,403.14

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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.