Home / 30,949,093.64-42,710,193.08-17,011,739.03

Finding the Fourth Proportional to 30,949,093.64, 42,710,193.08 and 17,011,739.03

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Solution

The fourth proportional to 30,949,093.64, 42,710,193.08 and 17,011,739.03 is: 23,476,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,949,093.64 : 42,710,193.08 = 17,011,739.03 : x
  2. Step 2: Convert to fraction form
    30,949,093.64/42,710,193.08 = 17,011,739.03/x
  3. Step 3: Cross multiply
    30,949,093.64x = 42,710,193.08 × 17,011,739.03
  4. Step 4: Simplify right side
    30,949,093.64x = 726,574,658,683,382.62
  5. Step 5: Solve for x
    x = 726,574,658,683,382.62/30,949,093.64
  6. Step 6: Final answer
    x = 23,476,443.84

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1.5x scale

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.