Home / 67,184,003.60-100,776,005.40-21,778,384.40

Finding the Fourth Proportional to 67,184,003.60, 100,776,005.40 and 21,778,384.40

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Solution

The fourth proportional to 67,184,003.60, 100,776,005.40 and 21,778,384.40 is: 32,667,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,184,003.60 : 100,776,005.40 = 21,778,384.40 : x
  2. Step 2: Convert to fraction form
    67,184,003.60/100,776,005.40 = 21,778,384.40/x
  3. Step 3: Cross multiply
    67,184,003.60x = 100,776,005.40 × 21,778,384.40
  4. Step 4: Simplify right side
    67,184,003.60x = 2,194,738,583,897,675.75
  5. Step 5: Solve for x
    x = 2,194,738,583,897,675.75/67,184,003.60
  6. Step 6: Final answer
    x = 32,667,576.60

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1.5x scale

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.