Home / 20,232,021.70-30,348,032.55-17,893,681.30

Finding the Fourth Proportional to 20,232,021.70, 30,348,032.55 and 17,893,681.30

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Solution

The fourth proportional to 20,232,021.70, 30,348,032.55 and 17,893,681.30 is: 26,840,521.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232,021.70 : 30,348,032.55 = 17,893,681.30 : x
  2. Step 2: Convert to fraction form
    20,232,021.70/30,348,032.55 = 17,893,681.30/x
  3. Step 3: Cross multiply
    20,232,021.70x = 30,348,032.55 × 17,893,681.30
  4. Step 4: Simplify right side
    20,232,021.70x = 543,038,022,531,726.38
  5. Step 5: Solve for x
    x = 543,038,022,531,726.38/20,232,021.70
  6. Step 6: Final answer
    x = 26,840,521.95

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1.5x scale

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.