Home / 30,704,586.08-42,372,533.63-16,766,037.96

Finding the Fourth Proportional to 30,704,586.08, 42,372,533.63 and 16,766,037.96

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Solution

The fourth proportional to 30,704,586.08, 42,372,533.63 and 16,766,037.96 is: 23,137,244.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,704,586.08 : 42,372,533.63 = 16,766,037.96 : x
  2. Step 2: Convert to fraction form
    30,704,586.08/42,372,533.63 = 16,766,037.96/x
  3. Step 3: Cross multiply
    30,704,586.08x = 42,372,533.63 × 16,766,037.96
  4. Step 4: Simplify right side
    30,704,586.08x = 710,419,507,423,320.12
  5. Step 5: Solve for x
    x = 710,419,507,423,320.12/30,704,586.08
  6. Step 6: Final answer
    x = 23,137,244.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.