Home / 30,942,798.88-42,700,754.64-17,191,467.84

Finding the Fourth Proportional to 30,942,798.88, 42,700,754.64 and 17,191,467.84

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Solution

The fourth proportional to 30,942,798.88, 42,700,754.64 and 17,191,467.84 is: 23,724,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,942,798.88 : 42,700,754.64 = 17,191,467.84 : x
  2. Step 2: Convert to fraction form
    30,942,798.88/42,700,754.64 = 17,191,467.84/x
  3. Step 3: Cross multiply
    30,942,798.88x = 42,700,754.64 × 17,191,467.84
  4. Step 4: Simplify right side
    30,942,798.88x = 734,088,650,137,290.75
  5. Step 5: Solve for x
    x = 734,088,650,137,290.75/30,942,798.88
  6. Step 6: Final answer
    x = 23,724,054.60

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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.