Home / 30,843,304.40-42,564,006.60-17,092,496.72

Finding the Fourth Proportional to 30,843,304.40, 42,564,006.60 and 17,092,496.72

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Solution

The fourth proportional to 30,843,304.40, 42,564,006.60 and 17,092,496.72 is: 23,587,782.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,843,304.40 : 42,564,006.60 = 17,092,496.72 : x
  2. Step 2: Convert to fraction form
    30,843,304.40/42,564,006.60 = 17,092,496.72/x
  3. Step 3: Cross multiply
    30,843,304.40x = 42,564,006.60 × 17,092,496.72
  4. Step 4: Simplify right side
    30,843,304.40x = 727,525,143,200,558.38
  5. Step 5: Solve for x
    x = 727,525,143,200,558.38/30,843,304.40
  6. Step 6: Final answer
    x = 23,587,782.09

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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.