Home / 7,850,862-11,776,289.36-2,459,936.16

Finding the Fourth Proportional to 7,850,862, 11,776,289.36 and 2,459,936.16

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Solution

The fourth proportional to 7,850,862, 11,776,289.36 and 2,459,936.16 is: 3,689,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850,862 : 11,776,289.36 = 2,459,936.16 : x
  2. Step 2: Convert to fraction form
    7,850,862/11,776,289.36 = 2,459,936.16/x
  3. Step 3: Cross multiply
    7,850,862x = 11,776,289.36 × 2,459,936.16
  4. Step 4: Simplify right side
    7,850,862x = 28,968,920,027,287.26
  5. Step 5: Solve for x
    x = 28,968,920,027,287.26/7,850,862
  6. Step 6: Final answer
    x = 3,689,903.10

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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.