Home / 40,321,867.60-60,444,094.20-13,381,656.40

Finding the Fourth Proportional to 40,321,867.60, 60,444,094.20 and 13,381,656.40

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Solution

The fourth proportional to 40,321,867.60, 60,444,094.20 and 13,381,656.40 is: 20,059,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,321,867.60 : 60,444,094.20 = 13,381,656.40 : x
  2. Step 2: Convert to fraction form
    40,321,867.60/60,444,094.20 = 13,381,656.40/x
  3. Step 3: Cross multiply
    40,321,867.60x = 60,444,094.20 × 13,381,656.40
  4. Step 4: Simplify right side
    40,321,867.60x = 808,842,099,993,633
  5. Step 5: Solve for x
    x = 808,842,099,993,633/40,321,867.60
  6. Step 6: Final answer
    x = 20,059,638.80

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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.