Home / 54,871,314.48-75,715,454.22-30,084,978.84

Finding the Fourth Proportional to 54,871,314.48, 75,715,454.22 and 30,084,978.84

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Solution

The fourth proportional to 54,871,314.48, 75,715,454.22 and 30,084,978.84 is: 41,513,454.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,871,314.48 : 75,715,454.22 = 30,084,978.84 : x
  2. Step 2: Convert to fraction form
    54,871,314.48/75,715,454.22 = 30,084,978.84/x
  3. Step 3: Cross multiply
    54,871,314.48x = 75,715,454.22 × 30,084,978.84
  4. Step 4: Simplify right side
    54,871,314.48x = 2,277,897,838,069,688.50
  5. Step 5: Solve for x
    x = 2,277,897,838,069,688.50/54,871,314.48
  6. Step 6: Final answer
    x = 41,513,454.88

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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.