Home / 42,840,296.40-64,268,590-14,094,718.32

Finding the Fourth Proportional to 42,840,296.40, 64,268,590 and 14,094,718.32

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Solution

The fourth proportional to 42,840,296.40, 64,268,590 and 14,094,718.32 is: 21,144,757.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,840,296.40 : 64,268,590 = 14,094,718.32 : x
  2. Step 2: Convert to fraction form
    42,840,296.40/64,268,590 = 14,094,718.32/x
  3. Step 3: Cross multiply
    42,840,296.40x = 64,268,590 × 14,094,718.32
  4. Step 4: Simplify right side
    42,840,296.40x = 905,847,672,873,568.88
  5. Step 5: Solve for x
    x = 905,847,672,873,568.88/42,840,296.40
  6. Step 6: Final answer
    x = 21,144,757.37

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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.