Home / 40,381,237.60-60,571,856.40-18,808,669.60

Finding the Fourth Proportional to 40,381,237.60, 60,571,856.40 and 18,808,669.60

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Solution

The fourth proportional to 40,381,237.60, 60,571,856.40 and 18,808,669.60 is: 28,213,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,381,237.60 : 60,571,856.40 = 18,808,669.60 : x
  2. Step 2: Convert to fraction form
    40,381,237.60/60,571,856.40 = 18,808,669.60/x
  3. Step 3: Cross multiply
    40,381,237.60x = 60,571,856.40 × 18,808,669.60
  4. Step 4: Simplify right side
    40,381,237.60x = 1,139,276,034,086,245.50
  5. Step 5: Solve for x
    x = 1,139,276,034,086,245.50/40,381,237.60
  6. Step 6: Final answer
    x = 28,213,004.40

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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.