Home / 14,729,390.90-20,329,032.95-8,538,310.33

Finding the Fourth Proportional to 14,729,390.90, 20,329,032.95 and 8,538,310.33

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Solution

The fourth proportional to 14,729,390.90, 20,329,032.95 and 8,538,310.33 is: 11,784,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,729,390.90 : 20,329,032.95 = 8,538,310.33 : x
  2. Step 2: Convert to fraction form
    14,729,390.90/20,329,032.95 = 8,538,310.33/x
  3. Step 3: Cross multiply
    14,729,390.90x = 20,329,032.95 × 8,538,310.33
  4. Step 4: Simplify right side
    14,729,390.90x = 173,575,592,035,895.38
  5. Step 5: Solve for x
    x = 173,575,592,035,895.38/14,729,390.90
  6. Step 6: Final answer
    x = 11,784,302.10

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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.