Home / 52,112,060.85-78,168,652.55-15,720,766.48

Finding the Fourth Proportional to 52,112,060.85, 78,168,652.55 and 15,720,766.48

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Solution

The fourth proportional to 52,112,060.85, 78,168,652.55 and 15,720,766.48 is: 23,581,319.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,112,060.85 : 78,168,652.55 = 15,720,766.48 : x
  2. Step 2: Convert to fraction form
    52,112,060.85/78,168,652.55 = 15,720,766.48/x
  3. Step 3: Cross multiply
    52,112,060.85x = 78,168,652.55 × 15,720,766.48
  4. Step 4: Simplify right side
    52,112,060.85x = 1,228,871,132,828,997
  5. Step 5: Solve for x
    x = 1,228,871,132,828,997/52,112,060.85
  6. Step 6: Final answer
    x = 23,581,319.04

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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.