Home / 11,226,978.90-15,489,693.81-6,871,524.66

Finding the Fourth Proportional to 11,226,978.90, 15,489,693.81 and 6,871,524.66

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Solution

The fourth proportional to 11,226,978.90, 15,489,693.81 and 6,871,524.66 is: 9,480,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226,978.90 : 15,489,693.81 = 6,871,524.66 : x
  2. Step 2: Convert to fraction form
    11,226,978.90/15,489,693.81 = 6,871,524.66/x
  3. Step 3: Cross multiply
    11,226,978.90x = 15,489,693.81 × 6,871,524.66
  4. Step 4: Simplify right side
    11,226,978.90x = 106,437,812,991,264.36
  5. Step 5: Solve for x
    x = 106,437,812,991,264.36/11,226,978.90
  6. Step 6: Final answer
    x = 9,480,539.15

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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.