Home / 28,232,661.20-42,380,484.60-26,382,459.20

Finding the Fourth Proportional to 28,232,661.20, 42,380,484.60 and 26,382,459.20

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Solution

The fourth proportional to 28,232,661.20, 42,380,484.60 and 26,382,459.20 is: 39,603,117.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232,661.20 : 42,380,484.60 = 26,382,459.20 : x
  2. Step 2: Convert to fraction form
    28,232,661.20/42,380,484.60 = 26,382,459.20/x
  3. Step 3: Cross multiply
    28,232,661.20x = 42,380,484.60 × 26,382,459.20
  4. Step 4: Simplify right side
    28,232,661.20x = 1,118,101,405,835,728.38
  5. Step 5: Solve for x
    x = 1,118,101,405,835,728.38/28,232,661.20
  6. Step 6: Final answer
    x = 39,603,117.75

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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.