Home / 15,111,155.40-22,660,045.74-4,325,998.92

Finding the Fourth Proportional to 15,111,155.40, 22,660,045.74 and 4,325,998.92

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Solution

The fourth proportional to 15,111,155.40, 22,660,045.74 and 4,325,998.92 is: 6,487,083.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111,155.40 : 22,660,045.74 = 4,325,998.92 : x
  2. Step 2: Convert to fraction form
    15,111,155.40/22,660,045.74 = 4,325,998.92/x
  3. Step 3: Cross multiply
    15,111,155.40x = 22,660,045.74 × 4,325,998.92
  4. Step 4: Simplify right side
    15,111,155.40x = 98,027,333,398,390.59
  5. Step 5: Solve for x
    x = 98,027,333,398,390.59/15,111,155.40
  6. Step 6: Final answer
    x = 6,487,083.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.