Home / 40,318,365.60-60,477,548.40-13,392,021.60

Finding the Fourth Proportional to 40,318,365.60, 60,477,548.40 and 13,392,021.60

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Solution

The fourth proportional to 40,318,365.60, 60,477,548.40 and 13,392,021.60 is: 20,088,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,318,365.60 : 60,477,548.40 = 13,392,021.60 : x
  2. Step 2: Convert to fraction form
    40,318,365.60/60,477,548.40 = 13,392,021.60/x
  3. Step 3: Cross multiply
    40,318,365.60x = 60,477,548.40 × 13,392,021.60
  4. Step 4: Simplify right side
    40,318,365.60x = 809,916,634,487,845.38
  5. Step 5: Solve for x
    x = 809,916,634,487,845.38/40,318,365.60
  6. Step 6: Final answer
    x = 20,088,032.40

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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.