Home / 30,509,282.88-42,103,537.28-16,758,535.04

Finding the Fourth Proportional to 30,509,282.88, 42,103,537.28 and 16,758,535.04

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Solution

The fourth proportional to 30,509,282.88, 42,103,537.28 and 16,758,535.04 is: 23,127,177.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,509,282.88 : 42,103,537.28 = 16,758,535.04 : x
  2. Step 2: Convert to fraction form
    30,509,282.88/42,103,537.28 = 16,758,535.04/x
  3. Step 3: Cross multiply
    30,509,282.88x = 42,103,537.28 × 16,758,535.04
  4. Step 4: Simplify right side
    30,509,282.88x = 705,593,604,814,826.25
  5. Step 5: Solve for x
    x = 705,593,604,814,826.25/30,509,282.88
  6. Step 6: Final answer
    x = 23,127,177.64

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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.