Home / 16,007,400.80-24,015,570.78-6,429,505.64

Finding the Fourth Proportional to 16,007,400.80, 24,015,570.78 and 6,429,505.64

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Solution

The fourth proportional to 16,007,400.80, 24,015,570.78 and 6,429,505.64 is: 9,646,053.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,007,400.80 : 24,015,570.78 = 6,429,505.64 : x
  2. Step 2: Convert to fraction form
    16,007,400.80/24,015,570.78 = 6,429,505.64/x
  3. Step 3: Cross multiply
    16,007,400.80x = 24,015,570.78 × 6,429,505.64
  4. Step 4: Simplify right side
    16,007,400.80x = 154,408,247,777,829.19
  5. Step 5: Solve for x
    x = 154,408,247,777,829.19/16,007,400.80
  6. Step 6: Final answer
    x = 9,646,053.70

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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.