Home / 64,197,228.86-96,311,528.29-20,477,994.93

Finding the Fourth Proportional to 64,197,228.86, 96,311,528.29 and 20,477,994.93

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Solution

The fourth proportional to 64,197,228.86, 96,311,528.29 and 20,477,994.93 is: 30,721,995.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,197,228.86 : 96,311,528.29 = 20,477,994.93 : x
  2. Step 2: Convert to fraction form
    64,197,228.86/96,311,528.29 = 20,477,994.93/x
  3. Step 3: Cross multiply
    64,197,228.86x = 96,311,528.29 × 20,477,994.93
  4. Step 4: Simplify right side
    64,197,228.86x = 1,972,266,988,023,171.75
  5. Step 5: Solve for x
    x = 1,972,266,988,023,171.75/64,197,228.86
  6. Step 6: Final answer
    x = 30,721,995.68

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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.