Home / 14,891,642.29-20,552,534.76-8,365,768.21

Finding the Fourth Proportional to 14,891,642.29, 20,552,534.76 and 8,365,768.21

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Solution

The fourth proportional to 14,891,642.29, 20,552,534.76 and 8,365,768.21 is: 11,545,922.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,891,642.29 : 20,552,534.76 = 8,365,768.21 : x
  2. Step 2: Convert to fraction form
    14,891,642.29/20,552,534.76 = 8,365,768.21/x
  3. Step 3: Cross multiply
    14,891,642.29x = 20,552,534.76 × 8,365,768.21
  4. Step 4: Simplify right side
    14,891,642.29x = 171,937,741,930,128
  5. Step 5: Solve for x
    x = 171,937,741,930,128/14,891,642.29
  6. Step 6: Final answer
    x = 11,545,922.11

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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.